85857640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195131}}^1$

素因数の和:195153

約数の個数: 32

約数和(自身を含む): 210742560

約数和(自身を除く): 124884920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 195131, 390262, 780524, 975655, 1561048, 1951310, 2146441, 3902620, 4292882, 7805240, 8585764, 10732205, 17171528, 21464410, 42928820, 85857640]

約数ペア:

[(1, 85857640), (2, 42928820), (4, 21464410), (5, 17171528), (8, 10732205), (10, 8585764), (11, 7805240), (20, 4292882), (22, 3902620), (40, 2146441), (44, 1951310), (55, 1561048), (88, 975655), (110, 780524), (220, 390262), (440, 195131)]