55408730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4789}}^1$

素因数の和:4898

約数の個数: 32

約数和(自身を含む): 108637200

約数和(自身を除く): 53228470

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 4789, 5785, 9578, 11570, 23945, 47890, 62257, 124514, 311285, 426221, 622570, 852442, 2131105, 4262210, 5540873, 11081746, 27704365, 55408730]

約数ペア:

[(1, 55408730), (2, 27704365), (5, 11081746), (10, 5540873), (13, 4262210), (26, 2131105), (65, 852442), (89, 622570), (130, 426221), (178, 311285), (445, 124514), (890, 62257), (1157, 47890), (2314, 23945), (4789, 11570), (5785, 9578)]