868758904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2152

約数の個数: 64

約数和(自身を含む): 1812585600

約数和(自身を除く): 943826696

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 89, 94, 104, 178, 188, 356, 376, 611, 712, 1157, 1222, 1997, 2314, 2444, 3994, 4183, 4628, 4888, 7988, 8366, 9256, 15976, 16732, 25961, 33464, 51922, 54379, 93859, 103844, 108758, 177733, 187718, 207688, 217516, 355466, 375436, 435032, 710932, 750872, 1220167, 1421864, 2310529, 2440334, 4621058, 4880668, 8353451, 9242116, 9761336, 16706902, 18484232, 33413804, 66827608, 108594863, 217189726, 434379452, 868758904]

約数ペア:

[(1, 868758904), (2, 434379452), (4, 217189726), (8, 108594863), (13, 66827608), (26, 33413804), (47, 18484232), (52, 16706902), (89, 9761336), (94, 9242116), (104, 8353451), (178, 4880668), (188, 4621058), (356, 2440334), (376, 2310529), (611, 1421864), (712, 1220167), (1157, 750872), (1222, 710932), (1997, 435032), (2314, 375436), (2444, 355466), (3994, 217516), (4183, 207688), (4628, 187718), (4888, 177733), (7988, 108758), (8366, 103844), (9256, 93859), (15976, 54379), (16732, 51922), (25961, 33464)]