81562910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{57037}}^1$

素因数の和:57068

約数の個数: 32

約数和(自身を含む): 172482912

約数和(自身を除く): 90920002

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 57037, 114074, 285185, 570370, 627407, 741481, 1254814, 1482962, 3137035, 3707405, 6274070, 7414810, 8156291, 16312582, 40781455, 81562910]

約数ペア:

[(1, 81562910), (2, 40781455), (5, 16312582), (10, 8156291), (11, 7414810), (13, 6274070), (22, 3707405), (26, 3137035), (55, 1482962), (65, 1254814), (110, 741481), (130, 627407), (143, 570370), (286, 285185), (715, 114074), (1430, 57037)]