315020030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{142543}}^1$

素因数の和:142580

約数の個数: 32

約数和(自身を含む): 646579584

約数和(自身を除く): 331559554

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 142543, 285086, 712715, 1425430, 1853059, 2423231, 3706118, 4846462, 9265295, 12116155, 18530590, 24232310, 31502003, 63004006, 157510015, 315020030]

約数ペア:

[(1, 315020030), (2, 157510015), (5, 63004006), (10, 31502003), (13, 24232310), (17, 18530590), (26, 12116155), (34, 9265295), (65, 4846462), (85, 3706118), (130, 2423231), (170, 1853059), (221, 1425430), (442, 712715), (1105, 285086), (2210, 142543)]