80817724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{37907}}^1$

素因数の和:37965

約数の個数: 24

約数和(自身を含む): 156029328

約数和(自身を除く): 75211604

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 37907, 75814, 151628, 492791, 985582, 1554187, 1971164, 3108374, 6216748, 20204431, 40408862, 80817724]

約数ペア:

[(1, 80817724), (2, 40408862), (4, 20204431), (13, 6216748), (26, 3108374), (41, 1971164), (52, 1554187), (82, 985582), (164, 492791), (533, 151628), (1066, 75814), (2132, 37907)]