71880928

素因数分解:

$2^5\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1439}}^1$

素因数の和:1679

約数の個数: 48

約数和(自身を含む): 162570240

約数和(自身を除く): 90689312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 223, 224, 446, 892, 1439, 1561, 1784, 2878, 3122, 3568, 5756, 6244, 7136, 10073, 11512, 12488, 20146, 23024, 24976, 40292, 46048, 49952, 80584, 161168, 320897, 322336, 641794, 1283588, 2246279, 2567176, 4492558, 5134352, 8985116, 10268704, 17970232, 35940464, 71880928]

約数ペア:

[(1, 71880928), (2, 35940464), (4, 17970232), (7, 10268704), (8, 8985116), (14, 5134352), (16, 4492558), (28, 2567176), (32, 2246279), (56, 1283588), (112, 641794), (223, 322336), (224, 320897), (446, 161168), (892, 80584), (1439, 49952), (1561, 46048), (1784, 40292), (2878, 24976), (3122, 23024), (3568, 20146), (5756, 12488), (6244, 11512), (7136, 10073)]