25445090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1283

約数の個数: 48

約数和(自身を含む): 53347896

約数和(自身を除く): 27902806

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 1210, 1237, 1870, 2057, 2474, 4114, 6185, 10285, 12370, 13607, 20570, 21029, 27214, 42058, 68035, 105145, 136070, 149677, 210290, 231319, 299354, 462638, 748385, 1156595, 1496770, 2313190, 2544509, 5089018, 12722545, 25445090]

約数ペア:

[(1, 25445090), (2, 12722545), (5, 5089018), (10, 2544509), (11, 2313190), (17, 1496770), (22, 1156595), (34, 748385), (55, 462638), (85, 299354), (110, 231319), (121, 210290), (170, 149677), (187, 136070), (242, 105145), (374, 68035), (605, 42058), (935, 27214), (1210, 21029), (1237, 20570), (1870, 13607), (2057, 12370), (2474, 10285), (4114, 6185)]