61725025

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 78369984

約数和(自身を除く): 16644959

約数列:

[1, 5, 25, 83, 151, 197, 415, 755, 985, 2075, 3775, 4925, 12533, 16351, 29747, 62665, 81755, 148735, 313325, 408775, 743675, 2469001, 12345005, 61725025]

約数ペア:

[(1, 61725025), (5, 12345005), (25, 2469001), (83, 743675), (151, 408775), (197, 313325), (415, 148735), (755, 81755), (985, 62665), (2075, 29747), (3775, 16351), (4925, 12533)]