72944740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8087}}^1$

素因数の和:8148

約数の個数: 48

約数和(自身を含む): 171206784

約数和(自身を除く): 98262044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 8087, 9020, 16174, 32348, 40435, 80870, 88957, 161740, 177914, 331567, 355828, 444785, 663134, 889570, 1326268, 1657835, 1779140, 3315670, 3647237, 6631340, 7294474, 14588948, 18236185, 36472370, 72944740]

約数ペア:

[(1, 72944740), (2, 36472370), (4, 18236185), (5, 14588948), (10, 7294474), (11, 6631340), (20, 3647237), (22, 3315670), (41, 1779140), (44, 1657835), (55, 1326268), (82, 889570), (110, 663134), (164, 444785), (205, 355828), (220, 331567), (410, 177914), (451, 161740), (820, 88957), (902, 80870), (1804, 40435), (2255, 32348), (4510, 16174), (8087, 9020)]