80887575

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{7759}}^1$

素因数の和:7911

約数の個数: 24

約数和(自身を含む): 134713600

約数和(自身を除く): 53826025

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 3475, 7759, 10425, 23277, 38795, 116385, 193975, 581925, 1078501, 3235503, 5392505, 16177515, 26962525, 80887575]

約数ペア:

[(1, 80887575), (3, 26962525), (5, 16177515), (15, 5392505), (25, 3235503), (75, 1078501), (139, 581925), (417, 193975), (695, 116385), (2085, 38795), (3475, 23277), (7759, 10425)]