64486575

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9883}}^1$

素因数の和:9928

約数の個数: 36

約数和(自身を含む): 119497560

約数和(自身を除く): 55010985

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 9883, 29649, 49415, 88947, 148245, 247075, 286607, 444735, 741225, 859821, 1433035, 2223675, 2579463, 4299105, 7165175, 12897315, 21495525, 64486575]

約数ペア:

[(1, 64486575), (3, 21495525), (5, 12897315), (9, 7165175), (15, 4299105), (25, 2579463), (29, 2223675), (45, 1433035), (75, 859821), (87, 741225), (145, 444735), (225, 286607), (261, 247075), (435, 148245), (725, 88947), (1305, 49415), (2175, 29649), (6525, 9883)]