80712940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3083}}^1$

素因数の和:3127

約数の個数: 96

約数和(自身を含む): 223824384

約数和(自身を除く): 143111444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 3083, 3740, 5236, 6166, 6545, 12332, 13090, 15415, 21581, 26180, 30830, 33913, 43162, 52411, 61660, 67826, 86324, 104822, 107905, 135652, 169565, 209644, 215810, 237391, 262055, 339130, 366877, 431620, 474782, 524110, 576521, 678260, 733754, 949564, 1048220, 1153042, 1186955, 1467508, 1834385, 2306084, 2373910, 2882605, 3668770, 4035647, 4747820, 5765210, 7337540, 8071294, 11530420, 16142588, 20178235, 40356470, 80712940]

約数ペア:

[(1, 80712940), (2, 40356470), (4, 20178235), (5, 16142588), (7, 11530420), (10, 8071294), (11, 7337540), (14, 5765210), (17, 4747820), (20, 4035647), (22, 3668770), (28, 2882605), (34, 2373910), (35, 2306084), (44, 1834385), (55, 1467508), (68, 1186955), (70, 1153042), (77, 1048220), (85, 949564), (110, 733754), (119, 678260), (140, 576521), (154, 524110), (170, 474782), (187, 431620), (220, 366877), (238, 339130), (308, 262055), (340, 237391), (374, 215810), (385, 209644), (476, 169565), (595, 135652), (748, 107905), (770, 104822), (935, 86324), (1190, 67826), (1309, 61660), (1540, 52411), (1870, 43162), (2380, 33913), (2618, 30830), (3083, 26180), (3740, 21581), (5236, 15415), (6166, 13090), (6545, 12332)]