389624800

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{13163}}^1$

素因数の和:13220

約数の個数: 72

約数和(自身を含む): 976953096

約数和(自身を除く): 587328296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 148, 160, 185, 200, 296, 370, 400, 592, 740, 800, 925, 1184, 1480, 1850, 2960, 3700, 5920, 7400, 13163, 14800, 26326, 29600, 52652, 65815, 105304, 131630, 210608, 263260, 329075, 421216, 487031, 526520, 658150, 974062, 1053040, 1316300, 1948124, 2106080, 2435155, 2632600, 3896248, 4870310, 5265200, 7792496, 9740620, 10530400, 12175775, 15584992, 19481240, 24351550, 38962480, 48703100, 77924960, 97406200, 194812400, 389624800]

約数ペア:

[(1, 389624800), (2, 194812400), (4, 97406200), (5, 77924960), (8, 48703100), (10, 38962480), (16, 24351550), (20, 19481240), (25, 15584992), (32, 12175775), (37, 10530400), (40, 9740620), (50, 7792496), (74, 5265200), (80, 4870310), (100, 3896248), (148, 2632600), (160, 2435155), (185, 2106080), (200, 1948124), (296, 1316300), (370, 1053040), (400, 974062), (592, 658150), (740, 526520), (800, 487031), (925, 421216), (1184, 329075), (1480, 263260), (1850, 210608), (2960, 131630), (3700, 105304), (5920, 65815), (7400, 52652), (13163, 29600), (14800, 26326)]