57455525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 80203200

約数和(自身を除く): 22747675

約数列:

[1, 5, 19, 25, 29, 43, 95, 97, 145, 215, 475, 485, 551, 725, 817, 1075, 1247, 1843, 2425, 2755, 2813, 4085, 4171, 6235, 9215, 13775, 14065, 20425, 20855, 23693, 31175, 46075, 53447, 70325, 79249, 104275, 118465, 120959, 267235, 396245, 592325, 604795, 1336175, 1981225, 2298221, 3023975, 11491105, 57455525]

約数ペア:

[(1, 57455525), (5, 11491105), (19, 3023975), (25, 2298221), (29, 1981225), (43, 1336175), (95, 604795), (97, 592325), (145, 396245), (215, 267235), (475, 120959), (485, 118465), (551, 104275), (725, 79249), (817, 70325), (1075, 53447), (1247, 46075), (1843, 31175), (2425, 23693), (2755, 20855), (2813, 20425), (4085, 14065), (4171, 13775), (6235, 9215)]