51282380

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{30893}}^1$

素因数の和:30985

約数の個数: 24

約数和(自身を含む): 108994032

約数和(自身を除く): 57711652

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 30893, 61786, 123572, 154465, 308930, 617860, 2564119, 5128238, 10256476, 12820595, 25641190, 51282380]

約数ペア:

[(1, 51282380), (2, 25641190), (4, 12820595), (5, 10256476), (10, 5128238), (20, 2564119), (83, 617860), (166, 308930), (332, 154465), (415, 123572), (830, 61786), (1660, 30893)]