83690000

素因数分解:

$2^4\times 5^4\times {\mathrm{8369}}^1$

素因数の和:8397

約数の個数: 50

約数和(自身を含む): 202646070

約数和(自身を除く): 118956070

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 8369, 10000, 16738, 33476, 41845, 66952, 83690, 133904, 167380, 209225, 334760, 418450, 669520, 836900, 1046125, 1673800, 2092250, 3347600, 4184500, 5230625, 8369000, 10461250, 16738000, 20922500, 41845000, 83690000]

約数ペア:

[(1, 83690000), (2, 41845000), (4, 20922500), (5, 16738000), (8, 10461250), (10, 8369000), (16, 5230625), (20, 4184500), (25, 3347600), (40, 2092250), (50, 1673800), (80, 1046125), (100, 836900), (125, 669520), (200, 418450), (250, 334760), (400, 209225), (500, 167380), (625, 133904), (1000, 83690), (1250, 66952), (2000, 41845), (2500, 33476), (5000, 16738), (8369, 10000)]