55354520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106451}}^1$

素因数の和:106475

約数の個数: 32

約数和(自身を含む): 134129520

約数和(自身を除く): 78775000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 106451, 212902, 425804, 532255, 851608, 1064510, 1383863, 2129020, 2767726, 4258040, 5535452, 6919315, 11070904, 13838630, 27677260, 55354520]

約数ペア:

[(1, 55354520), (2, 27677260), (4, 13838630), (5, 11070904), (8, 6919315), (10, 5535452), (13, 4258040), (20, 2767726), (26, 2129020), (40, 1383863), (52, 1064510), (65, 851608), (104, 532255), (130, 425804), (260, 212902), (520, 106451)]