25201990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13477}}^1$

素因数の和:13512

約数の個数: 32

約数和(自身を含む): 52402464

約数和(自身を除く): 27200474

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 13477, 26954, 67385, 134770, 148247, 229109, 296494, 458218, 741235, 1145545, 1482470, 2291090, 2520199, 5040398, 12600995, 25201990]

約数ペア:

[(1, 25201990), (2, 12600995), (5, 5040398), (10, 2520199), (11, 2291090), (17, 1482470), (22, 1145545), (34, 741235), (55, 458218), (85, 296494), (110, 229109), (170, 148247), (187, 134770), (374, 67385), (935, 26954), (1870, 13477)]