51905780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83719}}^1$

素因数の和:83759

約数の個数: 24

約数和(自身を含む): 112519680

約数和(自身を除く): 60613900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 83719, 167438, 334876, 418595, 837190, 1674380, 2595289, 5190578, 10381156, 12976445, 25952890, 51905780]

約数ペア:

[(1, 51905780), (2, 25952890), (4, 12976445), (5, 10381156), (10, 5190578), (20, 2595289), (31, 1674380), (62, 837190), (124, 418595), (155, 334876), (310, 167438), (620, 83719)]