220176160

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17419}}^1$

素因数の和:17513

約数の個数: 48

約数和(自身を含む): 526780800

約数和(自身を除く): 306604640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 17419, 34838, 69676, 87095, 139352, 174190, 278704, 348380, 557408, 696760, 1376101, 1393520, 2752202, 2787040, 5504404, 6880505, 11008808, 13761010, 22017616, 27522020, 44035232, 55044040, 110088080, 220176160]

約数ペア:

[(1, 220176160), (2, 110088080), (4, 55044040), (5, 44035232), (8, 27522020), (10, 22017616), (16, 13761010), (20, 11008808), (32, 6880505), (40, 5504404), (79, 2787040), (80, 2752202), (158, 1393520), (160, 1376101), (316, 696760), (395, 557408), (632, 348380), (790, 278704), (1264, 174190), (1580, 139352), (2528, 87095), (3160, 69676), (6320, 34838), (12640, 17419)]