259647310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{10457}}^1$

素因数の和:10668

約数の個数: 32

約数和(自身を含む): 505999872

約数和(自身を除く): 246352562

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 955, 1910, 2483, 4966, 10457, 12415, 20914, 24830, 52285, 104570, 135941, 271882, 679705, 1359410, 1997287, 3994574, 9986435, 19972870, 25964731, 51929462, 129823655, 259647310]

約数ペア:

[(1, 259647310), (2, 129823655), (5, 51929462), (10, 25964731), (13, 19972870), (26, 9986435), (65, 3994574), (130, 1997287), (191, 1359410), (382, 679705), (955, 271882), (1910, 135941), (2483, 104570), (4966, 52285), (10457, 24830), (12415, 20914)]