199414720

素因数分解:

$2^6\times 5^1\times {\mathrm{623171}}^1$

素因数の和:623188

約数の個数: 28

約数和(自身を含む): 474857064

約数和(自身を除く): 275442344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 623171, 1246342, 2492684, 3115855, 4985368, 6231710, 9970736, 12463420, 19941472, 24926840, 39882944, 49853680, 99707360, 199414720]

約数ペア:

[(1, 199414720), (2, 99707360), (4, 49853680), (5, 39882944), (8, 24926840), (10, 19941472), (16, 12463420), (20, 9970736), (32, 6231710), (40, 4985368), (64, 3115855), (80, 2492684), (160, 1246342), (320, 623171)]