65373975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 124478640

約数和(自身を除く): 59104665

約数列:

[1, 3, 5, 9, 15, 25, 29, 43, 45, 75, 87, 129, 145, 215, 225, 233, 261, 387, 435, 645, 699, 725, 1075, 1165, 1247, 1305, 1935, 2097, 2175, 3225, 3495, 3741, 5825, 6235, 6525, 6757, 9675, 10019, 10485, 11223, 17475, 18705, 20271, 30057, 31175, 33785, 50095, 52425, 56115, 60813, 90171, 93525, 101355, 150285, 168925, 250475, 280575, 290551, 304065, 450855, 506775, 751425, 871653, 1452755, 1520325, 2254275, 2614959, 4358265, 7263775, 13074795, 21791325, 65373975]

約数ペア:

[(1, 65373975), (3, 21791325), (5, 13074795), (9, 7263775), (15, 4358265), (25, 2614959), (29, 2254275), (43, 1520325), (45, 1452755), (75, 871653), (87, 751425), (129, 506775), (145, 450855), (215, 304065), (225, 290551), (233, 280575), (261, 250475), (387, 168925), (435, 150285), (645, 101355), (699, 93525), (725, 90171), (1075, 60813), (1165, 56115), (1247, 52425), (1305, 50095), (1935, 33785), (2097, 31175), (2175, 30057), (3225, 20271), (3495, 18705), (3741, 17475), (5825, 11223), (6235, 10485), (6525, 10019), (6757, 9675)]