70055620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 150796800

約数和(自身を除く): 80741180

約数列:

[1, 2, 4, 5, 10, 20, 79, 101, 158, 202, 316, 395, 404, 439, 505, 790, 878, 1010, 1580, 1756, 2020, 2195, 4390, 7979, 8780, 15958, 31916, 34681, 39895, 44339, 69362, 79790, 88678, 138724, 159580, 173405, 177356, 221695, 346810, 443390, 693620, 886780, 3502781, 7005562, 14011124, 17513905, 35027810, 70055620]

約数ペア:

[(1, 70055620), (2, 35027810), (4, 17513905), (5, 14011124), (10, 7005562), (20, 3502781), (79, 886780), (101, 693620), (158, 443390), (202, 346810), (316, 221695), (395, 177356), (404, 173405), (439, 159580), (505, 138724), (790, 88678), (878, 79790), (1010, 69362), (1580, 44339), (1756, 39895), (2020, 34681), (2195, 31916), (4390, 15958), (7979, 8780)]