64221075

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{3613}}^1$

素因数の和:3708

約数の個数: 36

約数和(自身を含む): 116515360

約数和(自身を除く): 52294285

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 225, 237, 395, 711, 1185, 1975, 3555, 3613, 5925, 10839, 17775, 18065, 32517, 54195, 90325, 162585, 270975, 285427, 812925, 856281, 1427135, 2568843, 4281405, 7135675, 12844215, 21407025, 64221075]

約数ペア:

[(1, 64221075), (3, 21407025), (5, 12844215), (9, 7135675), (15, 4281405), (25, 2568843), (45, 1427135), (75, 856281), (79, 812925), (225, 285427), (237, 270975), (395, 162585), (711, 90325), (1185, 54195), (1975, 32517), (3555, 18065), (3613, 17775), (5925, 10839)]