85909040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{153409}}^1$

素因数の和:153429

約数の個数: 40

約数和(自身を含む): 228274080

約数和(自身を除く): 142365040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 153409, 306818, 613636, 767045, 1073863, 1227272, 1534090, 2147726, 2454544, 3068180, 4295452, 5369315, 6136360, 8590904, 10738630, 12272720, 17181808, 21477260, 42954520, 85909040]

約数ペア:

[(1, 85909040), (2, 42954520), (4, 21477260), (5, 17181808), (7, 12272720), (8, 10738630), (10, 8590904), (14, 6136360), (16, 5369315), (20, 4295452), (28, 3068180), (35, 2454544), (40, 2147726), (56, 1534090), (70, 1227272), (80, 1073863), (112, 767045), (140, 613636), (280, 306818), (560, 153409)]