16991600

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:522

約数の個数: 60

約数和(自身を含む): 41307624

約数和(自身を除く): 24316024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 200, 214, 397, 400, 428, 535, 794, 856, 1070, 1588, 1712, 1985, 2140, 2675, 3176, 3970, 4280, 5350, 6352, 7940, 8560, 9925, 10700, 15880, 19850, 21400, 31760, 39700, 42479, 42800, 79400, 84958, 158800, 169916, 212395, 339832, 424790, 679664, 849580, 1061975, 1699160, 2123950, 3398320, 4247900, 8495800, 16991600]

約数ペア:

[(1, 16991600), (2, 8495800), (4, 4247900), (5, 3398320), (8, 2123950), (10, 1699160), (16, 1061975), (20, 849580), (25, 679664), (40, 424790), (50, 339832), (80, 212395), (100, 169916), (107, 158800), (200, 84958), (214, 79400), (397, 42800), (400, 42479), (428, 39700), (535, 31760), (794, 21400), (856, 19850), (1070, 15880), (1588, 10700), (1712, 9925), (1985, 8560), (2140, 7940), (2675, 6352), (3176, 5350), (3970, 4280)]