81748912

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25169}}^1$

素因数の和:25213

約数の個数: 40

約数和(自身を含む): 187264800

約数和(自身を除く): 105515888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 25169, 50338, 100676, 176183, 201352, 352366, 402704, 704732, 729901, 1409464, 1459802, 2818928, 2919604, 5109307, 5839208, 10218614, 11678416, 20437228, 40874456, 81748912]

約数ペア:

[(1, 81748912), (2, 40874456), (4, 20437228), (7, 11678416), (8, 10218614), (14, 5839208), (16, 5109307), (28, 2919604), (29, 2818928), (56, 1459802), (58, 1409464), (112, 729901), (116, 704732), (203, 402704), (232, 352366), (406, 201352), (464, 176183), (812, 100676), (1624, 50338), (3248, 25169)]