90528500

素因数分解:

$2^2\times 5^3\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 198674112

約数和(自身を除く): 108145612

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 331, 500, 547, 662, 1094, 1324, 1655, 2188, 2735, 3310, 5470, 6620, 8275, 10940, 13675, 16550, 27350, 33100, 41375, 54700, 68375, 82750, 136750, 165500, 181057, 273500, 362114, 724228, 905285, 1810570, 3621140, 4526425, 9052850, 18105700, 22632125, 45264250, 90528500]

約数ペア:

[(1, 90528500), (2, 45264250), (4, 22632125), (5, 18105700), (10, 9052850), (20, 4526425), (25, 3621140), (50, 1810570), (100, 905285), (125, 724228), (250, 362114), (331, 273500), (500, 181057), (547, 165500), (662, 136750), (1094, 82750), (1324, 68375), (1655, 54700), (2188, 41375), (2735, 33100), (3310, 27350), (5470, 16550), (6620, 13675), (8275, 10940)]