83155640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67061}}^1$

素因数の和:67103

約数の個数: 32

約数和(自身を含む): 193138560

約数和(自身を除く): 109982920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 67061, 134122, 268244, 335305, 536488, 670610, 1341220, 2078891, 2682440, 4157782, 8315564, 10394455, 16631128, 20788910, 41577820, 83155640]

約数ペア:

[(1, 83155640), (2, 41577820), (4, 20788910), (5, 16631128), (8, 10394455), (10, 8315564), (20, 4157782), (31, 2682440), (40, 2078891), (62, 1341220), (124, 670610), (155, 536488), (248, 335305), (310, 268244), (620, 134122), (1240, 67061)]