81698045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{701}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 116049024

約数和(自身を除く): 34350979

約数列:

[1, 5, 11, 13, 55, 65, 143, 163, 701, 715, 815, 1793, 2119, 3505, 7711, 8965, 9113, 10595, 23309, 38555, 45565, 100243, 114263, 116545, 501215, 571315, 1256893, 1485419, 6284465, 7427095, 16339609, 81698045]

約数ペア:

[(1, 81698045), (5, 16339609), (11, 7427095), (13, 6284465), (55, 1485419), (65, 1256893), (143, 571315), (163, 501215), (701, 116545), (715, 114263), (815, 100243), (1793, 45565), (2119, 38555), (3505, 23309), (7711, 10595), (8965, 9113)]