81996528

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39727}}^1$

素因数の和:39781

約数の個数: 40

約数和(自身を含む): 216755968

約数和(自身を除く): 134759440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 39727, 79454, 119181, 158908, 238362, 317816, 476724, 635632, 953448, 1708261, 1906896, 3416522, 5124783, 6833044, 10249566, 13666088, 20499132, 27332176, 40998264, 81996528]

約数ペア:

[(1, 81996528), (2, 40998264), (3, 27332176), (4, 20499132), (6, 13666088), (8, 10249566), (12, 6833044), (16, 5124783), (24, 3416522), (43, 1906896), (48, 1708261), (86, 953448), (129, 635632), (172, 476724), (258, 317816), (344, 238362), (516, 158908), (688, 119181), (1032, 79454), (2064, 39727)]