25507040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12263}}^1$

素因数の和:12291

約数の個数: 48

約数和(自身を含む): 64901088

約数和(自身を除く): 39394048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12263, 24526, 49052, 61315, 98104, 122630, 159419, 196208, 245260, 318838, 392416, 490520, 637676, 797095, 981040, 1275352, 1594190, 1962080, 2550704, 3188380, 5101408, 6376760, 12753520, 25507040]

約数ペア:

[(1, 25507040), (2, 12753520), (4, 6376760), (5, 5101408), (8, 3188380), (10, 2550704), (13, 1962080), (16, 1594190), (20, 1275352), (26, 981040), (32, 797095), (40, 637676), (52, 490520), (65, 392416), (80, 318838), (104, 245260), (130, 196208), (160, 159419), (208, 122630), (260, 98104), (416, 61315), (520, 49052), (1040, 24526), (2080, 12263)]