52557817.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397517}}^1$

素因数の和:397540

約数の個数: 32

約数和(自身を含む): 400698144

約数和(自身を除く): 245666514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 397517, 795034, 1192551, 1987585, 2385102, 3975170, 5167721, 5962755, 10335442, 11925510, 15503163, 25838605, 31006326, 51677210, 77515815, 155031630]

約数ペア:

[(1, 155031630), (2, 77515815), (3, 51677210), (5, 31006326), (6, 25838605), (10, 15503163), (13, 11925510), (15, 10335442), (26, 5962755), (30, 5167721), (39, 3975170), (65, 2385102), (78, 1987585), (130, 1192551), (195, 795034), (390, 397517)]