72712670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1439}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 136028160

約数和(自身を除く): 63315490

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 310, 326, 815, 1439, 1630, 2878, 5053, 7195, 10106, 14390, 25265, 44609, 50530, 89218, 223045, 234557, 446090, 469114, 1172785, 2345570, 7271267, 14542534, 36356335, 72712670]

約数ペア:

[(1, 72712670), (2, 36356335), (5, 14542534), (10, 7271267), (31, 2345570), (62, 1172785), (155, 469114), (163, 446090), (310, 234557), (326, 223045), (815, 89218), (1439, 50530), (1630, 44609), (2878, 25265), (5053, 14390), (7195, 10106)]