25434890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 52452792

約数和(自身を除く): 27017902

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 677, 1105, 1354, 1445, 2210, 2890, 3385, 3757, 6770, 7514, 8801, 11509, 17602, 18785, 23018, 37570, 44005, 57545, 88010, 115090, 149617, 195653, 299234, 391306, 748085, 978265, 1496170, 1956530, 2543489, 5086978, 12717445, 25434890]

約数ペア:

[(1, 25434890), (2, 12717445), (5, 5086978), (10, 2543489), (13, 1956530), (17, 1496170), (26, 978265), (34, 748085), (65, 391306), (85, 299234), (130, 195653), (170, 149617), (221, 115090), (289, 88010), (442, 57545), (578, 44005), (677, 37570), (1105, 23018), (1354, 18785), (1445, 17602), (2210, 11509), (2890, 8801), (3385, 7514), (3757, 6770)]