84180400

素因数分解:

$2^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{919}}^1$

素因数の和:1166

約数の個数: 60

約数和(自身を含む): 203347600

約数和(自身を除く): 119167200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 229, 400, 458, 916, 919, 1145, 1832, 1838, 2290, 3664, 3676, 4580, 4595, 5725, 7352, 9160, 9190, 11450, 14704, 18320, 18380, 22900, 22975, 36760, 45800, 45950, 73520, 91600, 91900, 183800, 210451, 367600, 420902, 841804, 1052255, 1683608, 2104510, 3367216, 4209020, 5261275, 8418040, 10522550, 16836080, 21045100, 42090200, 84180400]

約数ペア:

[(1, 84180400), (2, 42090200), (4, 21045100), (5, 16836080), (8, 10522550), (10, 8418040), (16, 5261275), (20, 4209020), (25, 3367216), (40, 2104510), (50, 1683608), (80, 1052255), (100, 841804), (200, 420902), (229, 367600), (400, 210451), (458, 183800), (916, 91900), (919, 91600), (1145, 73520), (1832, 45950), (1838, 45800), (2290, 36760), (3664, 22975), (3676, 22900), (4580, 18380), (4595, 18320), (5725, 14704), (7352, 11450), (9160, 9190)]