87682760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{571}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 216216000

約数和(自身を除く): 128533240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 571, 698, 1142, 1396, 1745, 2284, 2792, 2855, 3490, 3839, 4568, 5710, 6281, 6980, 7678, 11420, 12562, 13960, 15356, 19195, 22840, 25124, 30712, 31405, 38390, 50248, 62810, 76780, 125620, 153560, 199279, 251240, 398558, 797116, 996395, 1594232, 1992790, 2192069, 3985580, 4384138, 7971160, 8768276, 10960345, 17536552, 21920690, 43841380, 87682760]

約数ペア:

[(1, 87682760), (2, 43841380), (4, 21920690), (5, 17536552), (8, 10960345), (10, 8768276), (11, 7971160), (20, 4384138), (22, 3985580), (40, 2192069), (44, 1992790), (55, 1594232), (88, 996395), (110, 797116), (220, 398558), (349, 251240), (440, 199279), (571, 153560), (698, 125620), (1142, 76780), (1396, 62810), (1745, 50248), (2284, 38390), (2792, 31405), (2855, 30712), (3490, 25124), (3839, 22840), (4568, 19195), (5710, 15356), (6281, 13960), (6980, 12562), (7678, 11420)]