131625580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3733}}^1$

素因数の和:3826

約数の個数: 48

約数和(自身を含む): 289818144

約数和(自身を除く): 158192564

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 3733, 7052, 7466, 8815, 14932, 17630, 18665, 35260, 37330, 74660, 153053, 160519, 306106, 321038, 612212, 642076, 765265, 802595, 1530530, 1605190, 3061060, 3210380, 6581279, 13162558, 26325116, 32906395, 65812790, 131625580]

約数ペア:

[(1, 131625580), (2, 65812790), (4, 32906395), (5, 26325116), (10, 13162558), (20, 6581279), (41, 3210380), (43, 3061060), (82, 1605190), (86, 1530530), (164, 802595), (172, 765265), (205, 642076), (215, 612212), (410, 321038), (430, 306106), (820, 160519), (860, 153053), (1763, 74660), (3526, 37330), (3733, 35260), (7052, 18665), (7466, 17630), (8815, 14932)]