81880968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3917}}^1$

素因数の和:4006

約数の個数: 64

約数和(自身を含む): 223796160

約数和(自身を除く): 141915192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 402, 536, 804, 871, 1608, 1742, 2613, 3484, 3917, 5226, 6968, 7834, 10452, 11751, 15668, 20904, 23502, 31336, 47004, 50921, 94008, 101842, 152763, 203684, 262439, 305526, 407368, 524878, 611052, 787317, 1049756, 1222104, 1574634, 2099512, 3149268, 3411707, 6298536, 6823414, 10235121, 13646828, 20470242, 27293656, 40940484, 81880968]

約数ペア:

[(1, 81880968), (2, 40940484), (3, 27293656), (4, 20470242), (6, 13646828), (8, 10235121), (12, 6823414), (13, 6298536), (24, 3411707), (26, 3149268), (39, 2099512), (52, 1574634), (67, 1222104), (78, 1049756), (104, 787317), (134, 611052), (156, 524878), (201, 407368), (268, 305526), (312, 262439), (402, 203684), (536, 152763), (804, 101842), (871, 94008), (1608, 50921), (1742, 47004), (2613, 31336), (3484, 23502), (3917, 20904), (5226, 15668), (6968, 11751), (7834, 10452)]