81596735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 113598720

約数和(自身を除く): 32001985

約数列:

[1, 5, 11, 19, 55, 95, 113, 209, 565, 691, 1045, 1243, 2147, 3455, 6215, 7601, 10735, 13129, 23617, 38005, 65645, 78083, 118085, 144419, 390415, 722095, 858913, 1483577, 4294565, 7417885, 16319347, 81596735]

約数ペア:

[(1, 81596735), (5, 16319347), (11, 7417885), (19, 4294565), (55, 1483577), (95, 858913), (113, 722095), (209, 390415), (565, 144419), (691, 118085), (1045, 78083), (1243, 65645), (2147, 38005), (3455, 23617), (6215, 13129), (7601, 10735)]