81585550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1811}}^1$

素因数の和:1893

約数の個数: 48

約数和(自身を含む): 163797552

約数和(自身を除く): 82212002

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 53, 85, 106, 170, 265, 425, 530, 850, 901, 1325, 1802, 1811, 2650, 3622, 4505, 9010, 9055, 18110, 22525, 30787, 45050, 45275, 61574, 90550, 95983, 153935, 191966, 307870, 479915, 769675, 959830, 1539350, 1631711, 2399575, 3263422, 4799150, 8158555, 16317110, 40792775, 81585550]

約数ペア:

[(1, 81585550), (2, 40792775), (5, 16317110), (10, 8158555), (17, 4799150), (25, 3263422), (34, 2399575), (50, 1631711), (53, 1539350), (85, 959830), (106, 769675), (170, 479915), (265, 307870), (425, 191966), (530, 153935), (850, 95983), (901, 90550), (1325, 61574), (1802, 45275), (1811, 45050), (2650, 30787), (3622, 22525), (4505, 18110), (9010, 9055)]