25693640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13109}}^1$

素因数の和:13134

約数の個数: 48

約数和(自身を含む): 67254300

約数和(自身を除く): 41560660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13109, 26218, 52436, 65545, 91763, 104872, 131090, 183526, 262180, 367052, 458815, 524360, 642341, 734104, 917630, 1284682, 1835260, 2569364, 3211705, 3670520, 5138728, 6423410, 12846820, 25693640]

約数ペア:

[(1, 25693640), (2, 12846820), (4, 6423410), (5, 5138728), (7, 3670520), (8, 3211705), (10, 2569364), (14, 1835260), (20, 1284682), (28, 917630), (35, 734104), (40, 642341), (49, 524360), (56, 458815), (70, 367052), (98, 262180), (140, 183526), (196, 131090), (245, 104872), (280, 91763), (392, 65545), (490, 52436), (980, 26218), (1960, 13109)]