156917810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{31573}}^1$

素因数の和:31658

約数の個数: 32

約数和(自身を含む): 327359232

約数和(自身を除く): 170441422

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 31573, 63146, 157865, 221011, 315730, 442022, 1105055, 2210110, 2241683, 4483366, 11208415, 15691781, 22416830, 31383562, 78458905, 156917810]

約数ペア:

[(1, 156917810), (2, 78458905), (5, 31383562), (7, 22416830), (10, 15691781), (14, 11208415), (35, 4483366), (70, 2241683), (71, 2210110), (142, 1105055), (355, 442022), (497, 315730), (710, 221011), (994, 157865), (2485, 63146), (4970, 31573)]