25603620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60961}}^1$

素因数の和:60980

約数の個数: 48

約数和(自身を含む): 81932928

約数和(自身を除く): 56329308

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, 60961, 121922, 182883, 243844, 304805, 365766, 426727, 609610, 731532, 853454, 914415, 1219220, 1280181, 1706908, 1828830, 2133635, 2560362, 3657660, 4267270, 5120724, 6400905, 8534540, 12801810, 25603620]

約数ペア:

[(1, 25603620), (2, 12801810), (3, 8534540), (4, 6400905), (5, 5120724), (6, 4267270), (7, 3657660), (10, 2560362), (12, 2133635), (14, 1828830), (15, 1706908), (20, 1280181), (21, 1219220), (28, 914415), (30, 853454), (35, 731532), (42, 609610), (60, 426727), (70, 365766), (84, 304805), (105, 243844), (140, 182883), (210, 121922), (420, 60961)]