5216800

素因数分解:

$2^5\times 5^2\times {\mathrm{6521}}^1$

素因数の和:6541

約数の個数: 36

約数和(自身を含む): 12737466

約数和(自身を除く): 7520666

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 6521, 13042, 26084, 32605, 52168, 65210, 104336, 130420, 163025, 208672, 260840, 326050, 521680, 652100, 1043360, 1304200, 2608400, 5216800]

約数ペア:

[(1, 5216800), (2, 2608400), (4, 1304200), (5, 1043360), (8, 652100), (10, 521680), (16, 326050), (20, 260840), (25, 208672), (32, 163025), (40, 130420), (50, 104336), (80, 65210), (100, 52168), (160, 32605), (200, 26084), (400, 13042), (800, 6521)]