25015620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59561}}^1$

素因数の和:59580

約数の個数: 48

約数和(自身を含む): 80051328

約数和(自身を除く): 55035708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 59561, 119122, 178683, 238244, 297805, 357366, 416927, 595610, 714732, 833854, 893415, 1191220, 1250781, 1667708, 1786830, 2084635, 2501562, 3573660, 4169270, 5003124, 6253905, 8338540, 12507810, 25015620]

約数ペア:

[(1, 25015620), (2, 12507810), (3, 8338540), (4, 6253905), (5, 5003124), (6, 4169270), (7, 3573660), (10, 2501562), (12, 2084635), (14, 1786830), (15, 1667708), (20, 1250781), (21, 1191220), (28, 893415), (30, 833854), (35, 714732), (42, 595610), (60, 416927), (70, 357366), (84, 297805), (105, 238244), (140, 178683), (210, 119122), (420, 59561)]