64572525

素因数分解:

$3^3\times 5^2\times {\mathrm{271}}^1\times {\mathrm{353}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 119397120

約数和(自身を除く): 54824595

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 271, 353, 675, 813, 1059, 1355, 1765, 2439, 3177, 4065, 5295, 6775, 7317, 8825, 9531, 12195, 15885, 20325, 26475, 36585, 47655, 60975, 79425, 95663, 182925, 238275, 286989, 478315, 860967, 1434945, 2391575, 2582901, 4304835, 7174725, 12914505, 21524175, 64572525]

約数ペア:

[(1, 64572525), (3, 21524175), (5, 12914505), (9, 7174725), (15, 4304835), (25, 2582901), (27, 2391575), (45, 1434945), (75, 860967), (135, 478315), (225, 286989), (271, 238275), (353, 182925), (675, 95663), (813, 79425), (1059, 60975), (1355, 47655), (1765, 36585), (2439, 26475), (3177, 20325), (4065, 15885), (5295, 12195), (6775, 9531), (7317, 8825)]