74124440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142547}}^1$

素因数の和:142571

約数の個数: 32

約数和(自身を含む): 179610480

約数和(自身を除く): 105486040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142547, 285094, 570188, 712735, 1140376, 1425470, 1853111, 2850940, 3706222, 5701880, 7412444, 9265555, 14824888, 18531110, 37062220, 74124440]

約数ペア:

[(1, 74124440), (2, 37062220), (4, 18531110), (5, 14824888), (8, 9265555), (10, 7412444), (13, 5701880), (20, 3706222), (26, 2850940), (40, 1853111), (52, 1425470), (65, 1140376), (104, 712735), (130, 570188), (260, 285094), (520, 142547)]