71536870

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1091}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 132088320

約数和(自身を除く): 60551450

約数列:

[1, 2, 5, 10, 79, 83, 158, 166, 395, 415, 790, 830, 1091, 2182, 5455, 6557, 10910, 13114, 32785, 65570, 86189, 90553, 172378, 181106, 430945, 452765, 861890, 905530, 7153687, 14307374, 35768435, 71536870]

約数ペア:

[(1, 71536870), (2, 35768435), (5, 14307374), (10, 7153687), (79, 905530), (83, 861890), (158, 452765), (166, 430945), (395, 181106), (415, 172378), (790, 90553), (830, 86189), (1091, 65570), (2182, 32785), (5455, 13114), (6557, 10910)]