157210330

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{1237}}^1$

素因数の和:1494

約数の個数: 32

約数和(自身を含む): 288800640

約数和(自身を除く): 131590310

約数列:

[1, 2, 5, 10, 71, 142, 179, 355, 358, 710, 895, 1237, 1790, 2474, 6185, 12370, 12709, 25418, 63545, 87827, 127090, 175654, 221423, 439135, 442846, 878270, 1107115, 2214230, 15721033, 31442066, 78605165, 157210330]

約数ペア:

[(1, 157210330), (2, 78605165), (5, 31442066), (10, 15721033), (71, 2214230), (142, 1107115), (179, 878270), (355, 442846), (358, 439135), (710, 221423), (895, 175654), (1237, 127090), (1790, 87827), (2474, 63545), (6185, 25418), (12370, 12709)]