156640315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{9601}}^1$

素因数の和:9870

約数の個数: 16

約数和(自身を含む): 203255136

約数和(自身を除く): 46614821

約数列:

[1, 5, 13, 65, 251, 1255, 3263, 9601, 16315, 48005, 124813, 624065, 2409851, 12049255, 31328063, 156640315]

約数ペア:

[(1, 156640315), (5, 31328063), (13, 12049255), (65, 2409851), (251, 624065), (1255, 124813), (3263, 48005), (9601, 16315)]