90956000

素因数分解:

$2^5\times 5^3\times {\mathrm{22739}}^1$

素因数の和:22764

約数の個数: 48

約数和(自身を含む): 223488720

約数和(自身を除く): 132532720

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, 22739, 45478, 90956, 113695, 181912, 227390, 363824, 454780, 568475, 727648, 909560, 1136950, 1819120, 2273900, 2842375, 3638240, 4547800, 5684750, 9095600, 11369500, 18191200, 22739000, 45478000, 90956000]

約数ペア:

[(1, 90956000), (2, 45478000), (4, 22739000), (5, 18191200), (8, 11369500), (10, 9095600), (16, 5684750), (20, 4547800), (25, 3638240), (32, 2842375), (40, 2273900), (50, 1819120), (80, 1136950), (100, 909560), (125, 727648), (160, 568475), (200, 454780), (250, 363824), (400, 227390), (500, 181912), (800, 113695), (1000, 90956), (2000, 45478), (4000, 22739)]