81298896

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 160

約数和(自身を含む): 260840448

約数和(自身を除く): 179541552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 43, 48, 51, 56, 68, 84, 86, 102, 112, 119, 129, 136, 168, 172, 204, 238, 258, 272, 301, 331, 336, 344, 357, 408, 476, 516, 602, 662, 688, 714, 731, 816, 903, 952, 993, 1032, 1204, 1324, 1428, 1462, 1806, 1904, 1986, 2064, 2193, 2317, 2408, 2648, 2856, 2924, 3612, 3972, 4386, 4634, 4816, 5117, 5296, 5627, 5712, 5848, 6951, 7224, 7944, 8772, 9268, 10234, 11254, 11696, 13902, 14233, 14448, 15351, 15888, 16881, 17544, 18536, 20468, 22508, 27804, 28466, 30702, 33762, 35088, 37072, 39389, 40936, 42699, 45016, 55608, 56932, 61404, 67524, 78778, 81872, 85398, 90032, 99631, 111216, 113864, 118167, 122808, 135048, 157556, 170796, 199262, 227728, 236334, 241961, 245616, 270096, 298893, 315112, 341592, 398524, 472668, 483922, 597786, 630224, 683184, 725883, 797048, 945336, 967844, 1195572, 1451766, 1594096, 1693727, 1890672, 1935688, 2391144, 2903532, 3387454, 3871376, 4782288, 5081181, 5807064, 6774908, 10162362, 11614128, 13549816, 20324724, 27099632, 40649448, 81298896]

約数ペア:

[(1, 81298896), (2, 40649448), (3, 27099632), (4, 20324724), (6, 13549816), (7, 11614128), (8, 10162362), (12, 6774908), (14, 5807064), (16, 5081181), (17, 4782288), (21, 3871376), (24, 3387454), (28, 2903532), (34, 2391144), (42, 1935688), (43, 1890672), (48, 1693727), (51, 1594096), (56, 1451766), (68, 1195572), (84, 967844), (86, 945336), (102, 797048), (112, 725883), (119, 683184), (129, 630224), (136, 597786), (168, 483922), (172, 472668), (204, 398524), (238, 341592), (258, 315112), (272, 298893), (301, 270096), (331, 245616), (336, 241961), (344, 236334), (357, 227728), (408, 199262), (476, 170796), (516, 157556), (602, 135048), (662, 122808), (688, 118167), (714, 113864), (731, 111216), (816, 99631), (903, 90032), (952, 85398), (993, 81872), (1032, 78778), (1204, 67524), (1324, 61404), (1428, 56932), (1462, 55608), (1806, 45016), (1904, 42699), (1986, 40936), (2064, 39389), (2193, 37072), (2317, 35088), (2408, 33762), (2648, 30702), (2856, 28466), (2924, 27804), (3612, 22508), (3972, 20468), (4386, 18536), (4634, 17544), (4816, 16881), (5117, 15888), (5296, 15351), (5627, 14448), (5712, 14233), (5848, 13902), (6951, 11696), (7224, 11254), (7944, 10234), (8772, 9268)]