85413640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1979}}^1$

素因数の和:2086

約数の個数: 64

約数和(自身を含む): 209563200

約数和(自身を除く): 124149560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1660, 1979, 2158, 3320, 3958, 4316, 5395, 7916, 8632, 9895, 10790, 15832, 19790, 21580, 25727, 39580, 43160, 51454, 79160, 102908, 128635, 164257, 205816, 257270, 328514, 514540, 657028, 821285, 1029080, 1314056, 1642570, 2135341, 3285140, 4270682, 6570280, 8541364, 10676705, 17082728, 21353410, 42706820, 85413640]

約数ペア:

[(1, 85413640), (2, 42706820), (4, 21353410), (5, 17082728), (8, 10676705), (10, 8541364), (13, 6570280), (20, 4270682), (26, 3285140), (40, 2135341), (52, 1642570), (65, 1314056), (83, 1029080), (104, 821285), (130, 657028), (166, 514540), (260, 328514), (332, 257270), (415, 205816), (520, 164257), (664, 128635), (830, 102908), (1079, 79160), (1660, 51454), (1979, 43160), (2158, 39580), (3320, 25727), (3958, 21580), (4316, 19790), (5395, 15832), (7916, 10790), (8632, 9895)]