145110520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{35221}}^1$

素因数の和:35335

約数の個数: 32

約数和(自身を含む): 329677920

約数和(自身を除く): 184567400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 35221, 70442, 140884, 176105, 281768, 352210, 704420, 1408840, 3627763, 7255526, 14511052, 18138815, 29022104, 36277630, 72555260, 145110520]

約数ペア:

[(1, 145110520), (2, 72555260), (4, 36277630), (5, 29022104), (8, 18138815), (10, 14511052), (20, 7255526), (40, 3627763), (103, 1408840), (206, 704420), (412, 352210), (515, 281768), (824, 176105), (1030, 140884), (2060, 70442), (4120, 35221)]