68772920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{587}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 161935200

約数和(自身を除く): 93162280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 101, 116, 145, 202, 232, 290, 404, 505, 580, 587, 808, 1010, 1160, 1174, 2020, 2348, 2929, 2935, 4040, 4696, 5858, 5870, 11716, 11740, 14645, 17023, 23432, 23480, 29290, 34046, 58580, 59287, 68092, 85115, 117160, 118574, 136184, 170230, 237148, 296435, 340460, 474296, 592870, 680920, 1185740, 1719323, 2371480, 3438646, 6877292, 8596615, 13754584, 17193230, 34386460, 68772920]

約数ペア:

[(1, 68772920), (2, 34386460), (4, 17193230), (5, 13754584), (8, 8596615), (10, 6877292), (20, 3438646), (29, 2371480), (40, 1719323), (58, 1185740), (101, 680920), (116, 592870), (145, 474296), (202, 340460), (232, 296435), (290, 237148), (404, 170230), (505, 136184), (580, 118574), (587, 117160), (808, 85115), (1010, 68092), (1160, 59287), (1174, 58580), (2020, 34046), (2348, 29290), (2929, 23480), (2935, 23432), (4040, 17023), (4696, 14645), (5858, 11740), (5870, 11716)]