85530080

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1307}}^1$

素因数の和:1731

約数の個数: 48

約数和(自身を含む): 202713840

約数和(自身を除く): 117183760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1307, 1636, 2045, 2614, 3272, 4090, 5228, 6535, 6544, 8180, 10456, 13070, 13088, 16360, 20912, 26140, 32720, 41824, 52280, 65440, 104560, 209120, 534563, 1069126, 2138252, 2672815, 4276504, 5345630, 8553008, 10691260, 17106016, 21382520, 42765040, 85530080]

約数ペア:

[(1, 85530080), (2, 42765040), (4, 21382520), (5, 17106016), (8, 10691260), (10, 8553008), (16, 5345630), (20, 4276504), (32, 2672815), (40, 2138252), (80, 1069126), (160, 534563), (409, 209120), (818, 104560), (1307, 65440), (1636, 52280), (2045, 41824), (2614, 32720), (3272, 26140), (4090, 20912), (5228, 16360), (6535, 13088), (6544, 13070), (8180, 10456)]