316874090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1\times {\mathrm{1637}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 615036240

約数和(自身を除く): 298162150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1489, 1637, 2978, 3274, 7445, 8185, 14890, 16370, 19357, 21281, 38714, 42562, 96785, 106405, 193570, 212810, 2437493, 4874986, 12187465, 24374930, 31687409, 63374818, 158437045, 316874090]

約数ペア:

[(1, 316874090), (2, 158437045), (5, 63374818), (10, 31687409), (13, 24374930), (26, 12187465), (65, 4874986), (130, 2437493), (1489, 212810), (1637, 193570), (2978, 106405), (3274, 96785), (7445, 42562), (8185, 38714), (14890, 21281), (16370, 19357)]