68216080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44879}}^1$

素因数の和:44911

約数の個数: 40

約数和(自身を含む): 166953600

約数和(自身を除く): 98737520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 44879, 89758, 179516, 224395, 359032, 448790, 718064, 852701, 897580, 1705402, 1795160, 3410804, 3590320, 4263505, 6821608, 8527010, 13643216, 17054020, 34108040, 68216080]

約数ペア:

[(1, 68216080), (2, 34108040), (4, 17054020), (5, 13643216), (8, 8527010), (10, 6821608), (16, 4263505), (19, 3590320), (20, 3410804), (38, 1795160), (40, 1705402), (76, 897580), (80, 852701), (95, 718064), (152, 448790), (190, 359032), (304, 224395), (380, 179516), (760, 89758), (1520, 44879)]