85928180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1979}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 195592320

約数和(自身を除く): 109664140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1670, 1979, 2171, 3340, 3958, 4342, 7916, 8684, 9895, 10855, 19790, 21710, 25727, 39580, 43420, 51454, 102908, 128635, 257270, 330493, 514540, 660986, 1321972, 1652465, 3304930, 4296409, 6609860, 8592818, 17185636, 21482045, 42964090, 85928180]

約数ペア:

[(1, 85928180), (2, 42964090), (4, 21482045), (5, 17185636), (10, 8592818), (13, 6609860), (20, 4296409), (26, 3304930), (52, 1652465), (65, 1321972), (130, 660986), (167, 514540), (260, 330493), (334, 257270), (668, 128635), (835, 102908), (1670, 51454), (1979, 43420), (2171, 39580), (3340, 25727), (3958, 21710), (4342, 19790), (7916, 10855), (8684, 9895)]