42009200

素因数分解:

$2^4\times 5^2\times {\mathrm{105023}}^1$

素因数の和:105041

約数の個数: 30

約数和(自身を含む): 100928064

約数和(自身を除く): 58918864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105023, 210046, 420092, 525115, 840184, 1050230, 1680368, 2100460, 2625575, 4200920, 5251150, 8401840, 10502300, 21004600, 42009200]

約数ペア:

[(1, 42009200), (2, 21004600), (4, 10502300), (5, 8401840), (8, 5251150), (10, 4200920), (16, 2625575), (20, 2100460), (25, 1680368), (40, 1050230), (50, 840184), (80, 525115), (100, 420092), (200, 210046), (400, 105023)]