85247600

素因数分解:

$2^4\times 5^2\times {\mathrm{213119}}^1$

素因数の和:213137

約数の個数: 30

約数和(自身を含む): 204808320

約数和(自身を除く): 119560720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 213119, 426238, 852476, 1065595, 1704952, 2131190, 3409904, 4262380, 5327975, 8524760, 10655950, 17049520, 21311900, 42623800, 85247600]

約数ペア:

[(1, 85247600), (2, 42623800), (4, 21311900), (5, 17049520), (8, 10655950), (10, 8524760), (16, 5327975), (20, 4262380), (25, 3409904), (40, 2131190), (50, 1704952), (80, 1065595), (100, 852476), (200, 426238), (400, 213119)]