89056760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171263}}^1$

素因数の和:171287

約数の個数: 32

約数和(自身を含む): 215792640

約数和(自身を除く): 126735880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171263, 342526, 685052, 856315, 1370104, 1712630, 2226419, 3425260, 4452838, 6850520, 8905676, 11132095, 17811352, 22264190, 44528380, 89056760]

約数ペア:

[(1, 89056760), (2, 44528380), (4, 22264190), (5, 17811352), (8, 11132095), (10, 8905676), (13, 6850520), (20, 4452838), (26, 3425260), (40, 2226419), (52, 1712630), (65, 1370104), (104, 856315), (130, 685052), (260, 342526), (520, 171263)]