129626128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4931}}^1$

素因数の和:5023

約数の個数: 40

約数和(自身を含む): 264197376

約数和(自身を除く): 134571248

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 848, 1643, 3286, 4931, 6572, 9862, 13144, 19724, 26288, 39448, 78896, 152861, 261343, 305722, 522686, 611444, 1045372, 1222888, 2090744, 2445776, 4181488, 8101633, 16203266, 32406532, 64813064, 129626128]

約数ペア:

[(1, 129626128), (2, 64813064), (4, 32406532), (8, 16203266), (16, 8101633), (31, 4181488), (53, 2445776), (62, 2090744), (106, 1222888), (124, 1045372), (212, 611444), (248, 522686), (424, 305722), (496, 261343), (848, 152861), (1643, 78896), (3286, 39448), (4931, 26288), (6572, 19724), (9862, 13144)]