25515880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49069}}^1$

素因数の和:49093

約数の個数: 32

約数和(自身を含む): 61828200

約数和(自身を除く): 36312320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49069, 98138, 196276, 245345, 392552, 490690, 637897, 981380, 1275794, 1962760, 2551588, 3189485, 5103176, 6378970, 12757940, 25515880]

約数ペア:

[(1, 25515880), (2, 12757940), (4, 6378970), (5, 5103176), (8, 3189485), (10, 2551588), (13, 1962760), (20, 1275794), (26, 981380), (40, 637897), (52, 490690), (65, 392552), (104, 245345), (130, 196276), (260, 98138), (520, 49069)]