71877920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10957}}^1$

素因数の和:11013

約数の個数: 48

約数和(自身を含む): 173969208

約数和(自身を除く): 102091288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 10957, 21914, 43828, 54785, 87656, 109570, 175312, 219140, 350624, 438280, 449237, 876560, 898474, 1753120, 1796948, 2246185, 3593896, 4492370, 7187792, 8984740, 14375584, 17969480, 35938960, 71877920]

約数ペア:

[(1, 71877920), (2, 35938960), (4, 17969480), (5, 14375584), (8, 8984740), (10, 7187792), (16, 4492370), (20, 3593896), (32, 2246185), (40, 1796948), (41, 1753120), (80, 898474), (82, 876560), (160, 449237), (164, 438280), (205, 350624), (328, 219140), (410, 175312), (656, 109570), (820, 87656), (1312, 54785), (1640, 43828), (3280, 21914), (6560, 10957)]