25152540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59887}}^1$

素因数の和:59906

約数の個数: 48

約数和(自身を含む): 80489472

約数和(自身を除く): 55336932

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, 59887, 119774, 179661, 239548, 299435, 359322, 419209, 598870, 718644, 838418, 898305, 1197740, 1257627, 1676836, 1796610, 2096045, 2515254, 3593220, 4192090, 5030508, 6288135, 8384180, 12576270, 25152540]

約数ペア:

[(1, 25152540), (2, 12576270), (3, 8384180), (4, 6288135), (5, 5030508), (6, 4192090), (7, 3593220), (10, 2515254), (12, 2096045), (14, 1796610), (15, 1676836), (20, 1257627), (21, 1197740), (28, 898305), (30, 838418), (35, 718644), (42, 598870), (60, 419209), (70, 359322), (84, 299435), (105, 239548), (140, 179661), (210, 119774), (420, 59887)]