25421256

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 256

約数和(自身を含む): 91238400

約数和(自身を除く): 65817144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 23, 24, 27, 28, 34, 36, 42, 43, 46, 51, 54, 56, 63, 68, 69, 72, 84, 86, 92, 102, 108, 119, 126, 129, 136, 138, 153, 161, 168, 172, 184, 189, 204, 207, 216, 238, 252, 258, 276, 301, 306, 322, 344, 357, 378, 387, 391, 408, 414, 459, 476, 483, 504, 516, 552, 602, 612, 621, 644, 714, 731, 756, 774, 782, 828, 903, 918, 952, 966, 989, 1032, 1071, 1161, 1173, 1204, 1224, 1242, 1288, 1428, 1449, 1462, 1512, 1548, 1564, 1656, 1806, 1836, 1932, 1978, 2142, 2193, 2322, 2346, 2408, 2484, 2709, 2737, 2856, 2898, 2924, 2967, 3096, 3128, 3213, 3519, 3612, 3672, 3864, 3956, 4284, 4347, 4386, 4644, 4692, 4968, 5117, 5418, 5474, 5796, 5848, 5934, 6426, 6579, 6923, 7038, 7224, 7912, 8127, 8211, 8568, 8694, 8772, 8901, 9288, 9384, 10234, 10557, 10836, 10948, 11592, 11868, 12852, 13158, 13846, 14076, 15351, 16254, 16422, 16813, 17388, 17544, 17802, 19737, 20468, 20769, 21114, 21672, 21896, 23736, 24633, 25704, 26316, 26703, 27692, 28152, 30702, 32508, 32844, 33626, 34776, 35604, 39474, 40936, 41538, 42228, 46053, 49266, 50439, 52632, 53406, 55384, 61404, 62307, 65016, 65688, 67252, 71208, 73899, 78948, 83076, 84456, 92106, 98532, 100878, 106812, 117691, 122808, 124614, 134504, 138159, 147798, 151317, 157896, 166152, 184212, 186921, 197064, 201756, 213624, 235382, 249228, 276318, 295596, 302634, 353073, 368424, 373842, 403512, 453951, 470764, 498456, 552636, 591192, 605268, 706146, 747684, 907902, 941528, 1059219, 1105272, 1210536, 1412292, 1495368, 1815804, 2118438, 2824584, 3177657, 3631608, 4236876, 6355314, 8473752, 12710628, 25421256]

約数ペア:

[(1, 25421256), (2, 12710628), (3, 8473752), (4, 6355314), (6, 4236876), (7, 3631608), (8, 3177657), (9, 2824584), (12, 2118438), (14, 1815804), (17, 1495368), (18, 1412292), (21, 1210536), (23, 1105272), (24, 1059219), (27, 941528), (28, 907902), (34, 747684), (36, 706146), (42, 605268), (43, 591192), (46, 552636), (51, 498456), (54, 470764), (56, 453951), (63, 403512), (68, 373842), (69, 368424), (72, 353073), (84, 302634), (86, 295596), (92, 276318), (102, 249228), (108, 235382), (119, 213624), (126, 201756), (129, 197064), (136, 186921), (138, 184212), (153, 166152), (161, 157896), (168, 151317), (172, 147798), (184, 138159), (189, 134504), (204, 124614), (207, 122808), (216, 117691), (238, 106812), (252, 100878), (258, 98532), (276, 92106), (301, 84456), (306, 83076), (322, 78948), (344, 73899), (357, 71208), (378, 67252), (387, 65688), (391, 65016), (408, 62307), (414, 61404), (459, 55384), (476, 53406), (483, 52632), (504, 50439), (516, 49266), (552, 46053), (602, 42228), (612, 41538), (621, 40936), (644, 39474), (714, 35604), (731, 34776), (756, 33626), (774, 32844), (782, 32508), (828, 30702), (903, 28152), (918, 27692), (952, 26703), (966, 26316), (989, 25704), (1032, 24633), (1071, 23736), (1161, 21896), (1173, 21672), (1204, 21114), (1224, 20769), (1242, 20468), (1288, 19737), (1428, 17802), (1449, 17544), (1462, 17388), (1512, 16813), (1548, 16422), (1564, 16254), (1656, 15351), (1806, 14076), (1836, 13846), (1932, 13158), (1978, 12852), (2142, 11868), (2193, 11592), (2322, 10948), (2346, 10836), (2408, 10557), (2484, 10234), (2709, 9384), (2737, 9288), (2856, 8901), (2898, 8772), (2924, 8694), (2967, 8568), (3096, 8211), (3128, 8127), (3213, 7912), (3519, 7224), (3612, 7038), (3672, 6923), (3864, 6579), (3956, 6426), (4284, 5934), (4347, 5848), (4386, 5796), (4644, 5474), (4692, 5418), (4968, 5117)]