71313020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115021}}^1$

素因数の和:115061

約数の個数: 24

約数和(自身を含む): 154589568

約数和(自身を除く): 83276548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 115021, 230042, 460084, 575105, 1150210, 2300420, 3565651, 7131302, 14262604, 17828255, 35656510, 71313020]

約数ペア:

[(1, 71313020), (2, 35656510), (4, 17828255), (5, 14262604), (10, 7131302), (20, 3565651), (31, 2300420), (62, 1150210), (124, 575105), (155, 460084), (310, 230042), (620, 115021)]