25795900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19843}}^1$

素因数の和:19870

約数の個数: 36

約数和(自身を含む): 60286072

約数和(自身を除く): 34490172

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19843, 39686, 79372, 99215, 198430, 257959, 396860, 496075, 515918, 992150, 1031836, 1289795, 1984300, 2579590, 5159180, 6448975, 12897950, 25795900]

約数ペア:

[(1, 25795900), (2, 12897950), (4, 6448975), (5, 5159180), (10, 2579590), (13, 1984300), (20, 1289795), (25, 1031836), (26, 992150), (50, 515918), (52, 496075), (65, 396860), (100, 257959), (130, 198430), (260, 99215), (325, 79372), (650, 39686), (1300, 19843)]