252525740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{401}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 570138912

約数和(自身を除く): 317613172

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 401, 460, 740, 802, 851, 1369, 1604, 1702, 2005, 2738, 3404, 4010, 4255, 5476, 6845, 8020, 8510, 9223, 13690, 14837, 17020, 18446, 27380, 29674, 31487, 36892, 46115, 59348, 62974, 74185, 92230, 125948, 148370, 157435, 184460, 296740, 314870, 341251, 548969, 629740, 682502, 1097938, 1365004, 1706255, 2195876, 2744845, 3412510, 5489690, 6825020, 10979380, 12626287, 25252574, 50505148, 63131435, 126262870, 252525740]

約数ペア:

[(1, 252525740), (2, 126262870), (4, 63131435), (5, 50505148), (10, 25252574), (20, 12626287), (23, 10979380), (37, 6825020), (46, 5489690), (74, 3412510), (92, 2744845), (115, 2195876), (148, 1706255), (185, 1365004), (230, 1097938), (370, 682502), (401, 629740), (460, 548969), (740, 341251), (802, 314870), (851, 296740), (1369, 184460), (1604, 157435), (1702, 148370), (2005, 125948), (2738, 92230), (3404, 74185), (4010, 62974), (4255, 59348), (5476, 46115), (6845, 36892), (8020, 31487), (8510, 29674), (9223, 27380), (13690, 18446), (14837, 17020)]