90868000

素因数分解:

$2^5\times 5^3\times {\mathrm{22717}}^1$

素因数の和:22742

約数の個数: 48

約数和(自身を含む): 223272504

約数和(自身を除く): 132404504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 22717, 45434, 90868, 113585, 181736, 227170, 363472, 454340, 567925, 726944, 908680, 1135850, 1817360, 2271700, 2839625, 3634720, 4543400, 5679250, 9086800, 11358500, 18173600, 22717000, 45434000, 90868000]

約数ペア:

[(1, 90868000), (2, 45434000), (4, 22717000), (5, 18173600), (8, 11358500), (10, 9086800), (16, 5679250), (20, 4543400), (25, 3634720), (32, 2839625), (40, 2271700), (50, 1817360), (80, 1135850), (100, 908680), (125, 726944), (160, 567925), (200, 454340), (250, 363472), (400, 227170), (500, 181736), (800, 113585), (1000, 90868), (2000, 45434), (4000, 22717)]