25685380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{677}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 61963776

約数和(自身を除く): 36278396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 677, 1084, 1354, 1355, 1897, 2708, 2710, 3385, 3794, 4739, 5420, 6770, 7588, 9478, 9485, 13540, 18956, 18970, 23695, 37940, 47390, 94780, 183467, 366934, 733868, 917335, 1284269, 1834670, 2568538, 3669340, 5137076, 6421345, 12842690, 25685380]

約数ペア:

[(1, 25685380), (2, 12842690), (4, 6421345), (5, 5137076), (7, 3669340), (10, 2568538), (14, 1834670), (20, 1284269), (28, 917335), (35, 733868), (70, 366934), (140, 183467), (271, 94780), (542, 47390), (677, 37940), (1084, 23695), (1354, 18970), (1355, 18956), (1897, 13540), (2708, 9485), (2710, 9478), (3385, 7588), (3794, 6770), (4739, 5420)]