228318400

素因数分解:

$2^6\times 5^2\times {\mathrm{142699}}^1$

素因数の和:142721

約数の個数: 42

約数和(自身を含む): 561809900

約数和(自身を除く): 333491500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 142699, 285398, 570796, 713495, 1141592, 1426990, 2283184, 2853980, 3567475, 4566368, 5707960, 7134950, 9132736, 11415920, 14269900, 22831840, 28539800, 45663680, 57079600, 114159200, 228318400]

約数ペア:

[(1, 228318400), (2, 114159200), (4, 57079600), (5, 45663680), (8, 28539800), (10, 22831840), (16, 14269900), (20, 11415920), (25, 9132736), (32, 7134950), (40, 5707960), (50, 4566368), (64, 3567475), (80, 2853980), (100, 2283184), (160, 1426990), (200, 1141592), (320, 713495), (400, 570796), (800, 285398), (1600, 142699)]