258180850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{72727}}^1$

素因数の和:72810

約数の個数: 24

約数和(自身を含む): 486986688

約数和(自身を除く): 228805838

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 72727, 145454, 363635, 727270, 1818175, 3636350, 5163617, 10327234, 25818085, 51636170, 129090425, 258180850]

約数ペア:

[(1, 258180850), (2, 129090425), (5, 51636170), (10, 25818085), (25, 10327234), (50, 5163617), (71, 3636350), (142, 1818175), (355, 727270), (710, 363635), (1775, 145454), (3550, 72727)]