90452000

素因数分解:

$2^5\times 5^3\times {\mathrm{22613}}^1$

素因数の和:22638

約数の個数: 48

約数和(自身を含む): 222250392

約数和(自身を除く): 131798392

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, 22613, 45226, 90452, 113065, 180904, 226130, 361808, 452260, 565325, 723616, 904520, 1130650, 1809040, 2261300, 2826625, 3618080, 4522600, 5653250, 9045200, 11306500, 18090400, 22613000, 45226000, 90452000]

約数ペア:

[(1, 90452000), (2, 45226000), (4, 22613000), (5, 18090400), (8, 11306500), (10, 9045200), (16, 5653250), (20, 4522600), (25, 3618080), (32, 2826625), (40, 2261300), (50, 1809040), (80, 1130650), (100, 904520), (125, 723616), (160, 565325), (200, 452260), (250, 361808), (400, 226130), (500, 180904), (800, 113065), (1000, 90452), (2000, 45226), (4000, 22613)]