141991240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{66977}}^1$

素因数の和:67041

約数の個数: 32

約数和(自身を含む): 325513080

約数和(自身を除く): 183521840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 66977, 133954, 267908, 334885, 535816, 669770, 1339540, 2679080, 3549781, 7099562, 14199124, 17748905, 28398248, 35497810, 70995620, 141991240]

約数ペア:

[(1, 141991240), (2, 70995620), (4, 35497810), (5, 28398248), (8, 17748905), (10, 14199124), (20, 7099562), (40, 3549781), (53, 2679080), (106, 1339540), (212, 669770), (265, 535816), (424, 334885), (530, 267908), (1060, 133954), (2120, 66977)]