68540800

素因数分解:

$2^7\times 5^2\times {\mathrm{21419}}^1$

素因数の和:21443

約数の個数: 48

約数和(自身を含む): 169325100

約数和(自身を除く): 100784300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 21419, 42838, 85676, 107095, 171352, 214190, 342704, 428380, 535475, 685408, 856760, 1070950, 1370816, 1713520, 2141900, 2741632, 3427040, 4283800, 6854080, 8567600, 13708160, 17135200, 34270400, 68540800]

約数ペア:

[(1, 68540800), (2, 34270400), (4, 17135200), (5, 13708160), (8, 8567600), (10, 6854080), (16, 4283800), (20, 3427040), (25, 2741632), (32, 2141900), (40, 1713520), (50, 1370816), (64, 1070950), (80, 856760), (100, 685408), (128, 535475), (160, 428380), (200, 342704), (320, 214190), (400, 171352), (640, 107095), (800, 85676), (1600, 42838), (3200, 21419)]