25645928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 66355200

約数和(自身を除く): 40709272

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 31, 34, 44, 56, 62, 68, 77, 79, 88, 119, 124, 136, 154, 158, 187, 217, 238, 248, 308, 316, 341, 374, 434, 476, 527, 553, 616, 632, 682, 748, 868, 869, 952, 1054, 1106, 1309, 1343, 1364, 1496, 1736, 1738, 2108, 2212, 2387, 2449, 2618, 2686, 2728, 3476, 3689, 4216, 4424, 4774, 4898, 5236, 5372, 5797, 6083, 6952, 7378, 9401, 9548, 9796, 10472, 10744, 11594, 12166, 14756, 14773, 17143, 18802, 19096, 19592, 23188, 24332, 26939, 29512, 29546, 34286, 37604, 40579, 41633, 46376, 48664, 53878, 59092, 68572, 75208, 81158, 83266, 103411, 107756, 118184, 137144, 162316, 166532, 188573, 206822, 215512, 291431, 324632, 333064, 377146, 413644, 457963, 582862, 754292, 827288, 915926, 1165724, 1508584, 1831852, 2331448, 3205741, 3663704, 6411482, 12822964, 25645928]

約数ペア:

[(1, 25645928), (2, 12822964), (4, 6411482), (7, 3663704), (8, 3205741), (11, 2331448), (14, 1831852), (17, 1508584), (22, 1165724), (28, 915926), (31, 827288), (34, 754292), (44, 582862), (56, 457963), (62, 413644), (68, 377146), (77, 333064), (79, 324632), (88, 291431), (119, 215512), (124, 206822), (136, 188573), (154, 166532), (158, 162316), (187, 137144), (217, 118184), (238, 107756), (248, 103411), (308, 83266), (316, 81158), (341, 75208), (374, 68572), (434, 59092), (476, 53878), (527, 48664), (553, 46376), (616, 41633), (632, 40579), (682, 37604), (748, 34286), (868, 29546), (869, 29512), (952, 26939), (1054, 24332), (1106, 23188), (1309, 19592), (1343, 19096), (1364, 18802), (1496, 17143), (1736, 14773), (1738, 14756), (2108, 12166), (2212, 11594), (2387, 10744), (2449, 10472), (2618, 9796), (2686, 9548), (2728, 9401), (3476, 7378), (3689, 6952), (4216, 6083), (4424, 5797), (4774, 5372), (4898, 5236)]