80704580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{33349}}^1$

素因数の和:33380

約数の個数: 36

約数和(自身を含む): 186293100

約数和(自身を除く): 105588520

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 33349, 66698, 133396, 166745, 333490, 366839, 666980, 733678, 1467356, 1834195, 3668390, 4035229, 7336780, 8070458, 16140916, 20176145, 40352290, 80704580]

約数ペア:

[(1, 80704580), (2, 40352290), (4, 20176145), (5, 16140916), (10, 8070458), (11, 7336780), (20, 4035229), (22, 3668390), (44, 1834195), (55, 1467356), (110, 733678), (121, 666980), (220, 366839), (242, 333490), (484, 166745), (605, 133396), (1210, 66698), (2420, 33349)]