156815860

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{4861}}^1$

素因数の和:6483

約数の個数: 24

約数和(自身を含む): 329585256

約数和(自身を除く): 172769396

約数列:

[1, 2, 4, 5, 10, 20, 1613, 3226, 4861, 6452, 8065, 9722, 16130, 19444, 24305, 32260, 48610, 97220, 7840793, 15681586, 31363172, 39203965, 78407930, 156815860]

約数ペア:

[(1, 156815860), (2, 78407930), (4, 39203965), (5, 31363172), (10, 15681586), (20, 7840793), (1613, 97220), (3226, 48610), (4861, 32260), (6452, 24305), (8065, 19444), (9722, 16130)]