8250320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7933}}^1$

素因数の和:7959

約数の個数: 40

約数和(自身を含む): 20660136

約数和(自身を除く): 12409816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7933, 15866, 31732, 39665, 63464, 79330, 103129, 126928, 158660, 206258, 317320, 412516, 515645, 634640, 825032, 1031290, 1650064, 2062580, 4125160, 8250320]

約数ペア:

[(1, 8250320), (2, 4125160), (4, 2062580), (5, 1650064), (8, 1031290), (10, 825032), (13, 634640), (16, 515645), (20, 412516), (26, 317320), (40, 206258), (52, 158660), (65, 126928), (80, 103129), (104, 79330), (130, 63464), (208, 39665), (260, 31732), (520, 15866), (1040, 7933)]