70129480

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1607}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 158034240

約数和(自身を除く): 87904760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 1607, 2182, 3214, 4364, 5455, 6428, 8035, 8728, 10910, 12856, 16070, 21820, 32140, 43640, 64280, 1753237, 3506474, 7012948, 8766185, 14025896, 17532370, 35064740, 70129480]

約数ペア:

[(1, 70129480), (2, 35064740), (4, 17532370), (5, 14025896), (8, 8766185), (10, 7012948), (20, 3506474), (40, 1753237), (1091, 64280), (1607, 43640), (2182, 32140), (3214, 21820), (4364, 16070), (5455, 12856), (6428, 10910), (8035, 8728)]