156725578490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1209209}}^1$

素因数の和:1210226

約数の個数: 32

約数和(自身を含む): 304111478160

約数和(自身を除く): 147385899670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 997, 1994, 4985, 9970, 12961, 25922, 64805, 129610, 1209209, 2418418, 6046045, 12092090, 15719717, 31439434, 78598585, 157197170, 1205581373, 2411162746, 6027906865, 12055813730, 15672557849, 31345115698, 78362789245, 156725578490]

約数ペア:

[(1, 156725578490), (2, 78362789245), (5, 31345115698), (10, 15672557849), (13, 12055813730), (26, 6027906865), (65, 2411162746), (130, 1205581373), (997, 157197170), (1994, 78598585), (4985, 31439434), (9970, 15719717), (12961, 12092090), (25922, 6046045), (64805, 2418418), (129610, 1209209)]