1272903575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{17747}}^1$

素因数の和:17927

約数の個数: 24

約数和(自身を含む): 1672571520

約数和(自身を除く): 399667945

約数列:

[1, 5, 19, 25, 95, 151, 475, 755, 2869, 3775, 14345, 17747, 71725, 88735, 337193, 443675, 1685965, 2679797, 8429825, 13398985, 50916143, 66994925, 254580715, 1272903575]

約数ペア:

[(1, 1272903575), (5, 254580715), (19, 66994925), (25, 50916143), (95, 13398985), (151, 8429825), (475, 2679797), (755, 1685965), (2869, 443675), (3775, 337193), (14345, 88735), (17747, 71725)]