80680810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 177292800

約数和(自身を除く): 96611990

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 151, 170, 238, 302, 449, 595, 755, 898, 1057, 1190, 1510, 2114, 2245, 2567, 3143, 4490, 5134, 5285, 6286, 7633, 10570, 12835, 15266, 15715, 17969, 25670, 31430, 35938, 38165, 53431, 67799, 76330, 89845, 106862, 135598, 179690, 267155, 338995, 474593, 534310, 677990, 949186, 1152583, 2305166, 2372965, 4745930, 5762915, 8068081, 11525830, 16136162, 40340405, 80680810]

約数ペア:

[(1, 80680810), (2, 40340405), (5, 16136162), (7, 11525830), (10, 8068081), (14, 5762915), (17, 4745930), (34, 2372965), (35, 2305166), (70, 1152583), (85, 949186), (119, 677990), (151, 534310), (170, 474593), (238, 338995), (302, 267155), (449, 179690), (595, 135598), (755, 106862), (898, 89845), (1057, 76330), (1190, 67799), (1510, 53431), (2114, 38165), (2245, 35938), (2567, 31430), (3143, 25670), (4490, 17969), (5134, 15715), (5285, 15266), (6286, 12835), (7633, 10570)]