9280400

素因数分解:

$2^4\times 5^2\times {\mathrm{23201}}^1$

素因数の和:23219

約数の個数: 30

約数和(自身を含む): 22297122

約数和(自身を除く): 13016722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 23201, 46402, 92804, 116005, 185608, 232010, 371216, 464020, 580025, 928040, 1160050, 1856080, 2320100, 4640200, 9280400]

約数ペア:

[(1, 9280400), (2, 4640200), (4, 2320100), (5, 1856080), (8, 1160050), (10, 928040), (16, 580025), (20, 464020), (25, 371216), (40, 232010), (50, 185608), (80, 116005), (100, 92804), (200, 46402), (400, 23201)]