81993264

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{55103}}^1$

素因数の和:55145

約数の個数: 40

約数和(自身を含む): 218652672

約数和(自身を除く): 136659408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 55103, 110206, 165309, 220412, 330618, 440824, 661236, 881648, 1322472, 1708193, 2644944, 3416386, 5124579, 6832772, 10249158, 13665544, 20498316, 27331088, 40996632, 81993264]

約数ペア:

[(1, 81993264), (2, 40996632), (3, 27331088), (4, 20498316), (6, 13665544), (8, 10249158), (12, 6832772), (16, 5124579), (24, 3416386), (31, 2644944), (48, 1708193), (62, 1322472), (93, 881648), (124, 661236), (186, 440824), (248, 330618), (372, 220412), (496, 165309), (744, 110206), (1488, 55103)]