156701968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{1033}}^1$

素因数の和:1559

約数の個数: 40

約数和(自身を含む): 320540000

約数和(自身を除く): 163838032

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 499, 998, 1033, 1996, 2066, 3992, 4132, 7984, 8264, 9481, 16528, 18962, 19627, 37924, 39254, 75848, 78508, 151696, 157016, 314032, 515467, 1030934, 2061868, 4123736, 8247472, 9793873, 19587746, 39175492, 78350984, 156701968]

約数ペア:

[(1, 156701968), (2, 78350984), (4, 39175492), (8, 19587746), (16, 9793873), (19, 8247472), (38, 4123736), (76, 2061868), (152, 1030934), (304, 515467), (499, 314032), (998, 157016), (1033, 151696), (1996, 78508), (2066, 75848), (3992, 39254), (4132, 37924), (7984, 19627), (8264, 18962), (9481, 16528)]