125207140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{201947}}^1$

素因数の和:201987

約数の個数: 24

約数和(自身を含む): 271418112

約数和(自身を除く): 146210972

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 201947, 403894, 807788, 1009735, 2019470, 4038940, 6260357, 12520714, 25041428, 31301785, 62603570, 125207140]

約数ペア:

[(1, 125207140), (2, 62603570), (4, 31301785), (5, 25041428), (10, 12520714), (20, 6260357), (31, 4038940), (62, 2019470), (124, 1009735), (155, 807788), (310, 403894), (620, 201947)]