86320400

素因数分解:

$2^4\times 5^2\times {\mathrm{215801}}^1$

素因数の和:215819

約数の個数: 30

約数和(自身を含む): 207385722

約数和(自身を除く): 121065322

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 215801, 431602, 863204, 1079005, 1726408, 2158010, 3452816, 4316020, 5395025, 8632040, 10790050, 17264080, 21580100, 43160200, 86320400]

約数ペア:

[(1, 86320400), (2, 43160200), (4, 21580100), (5, 17264080), (8, 10790050), (10, 8632040), (16, 5395025), (20, 4316020), (25, 3452816), (40, 2158010), (50, 1726408), (80, 1079005), (100, 863204), (200, 431602), (400, 215801)]