251017920005

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{7626247}}^1$

素因数の和:7626508

約数の個数: 16

約数和(自身を含む): 312981217920

約数和(自身を除く): 61963297915

約数列:

[1, 5, 29, 145, 227, 1135, 6583, 32915, 7626247, 38131235, 221161163, 1105805815, 1731158069, 8655790345, 50203584001, 251017920005]

約数ペア:

[(1, 251017920005), (5, 50203584001), (29, 8655790345), (145, 1731158069), (227, 1105805815), (1135, 221161163), (6583, 38131235), (32915, 7626247)]