5285702920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{6719}}^1$

素因数の和:7078

約数の個数: 64

約数和(自身を含む): 12105676800

約数和(自身を除く): 6819973880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 277, 284, 355, 554, 568, 710, 1108, 1385, 1420, 2216, 2770, 2840, 5540, 6719, 11080, 13438, 19667, 26876, 33595, 39334, 53752, 67190, 78668, 98335, 134380, 157336, 196670, 268760, 393340, 477049, 786680, 954098, 1861163, 1908196, 2385245, 3722326, 3816392, 4770490, 7444652, 9305815, 9540980, 14889304, 18611630, 19081960, 37223260, 74446520, 132142573, 264285146, 528570292, 660712865, 1057140584, 1321425730, 2642851460, 5285702920]

約数ペア:

[(1, 5285702920), (2, 2642851460), (4, 1321425730), (5, 1057140584), (8, 660712865), (10, 528570292), (20, 264285146), (40, 132142573), (71, 74446520), (142, 37223260), (277, 19081960), (284, 18611630), (355, 14889304), (554, 9540980), (568, 9305815), (710, 7444652), (1108, 4770490), (1385, 3816392), (1420, 3722326), (2216, 2385245), (2770, 1908196), (2840, 1861163), (5540, 954098), (6719, 786680), (11080, 477049), (13438, 393340), (19667, 268760), (26876, 196670), (33595, 157336), (39334, 134380), (53752, 98335), (67190, 78668)]