28998550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2857}}^1$

素因数の和:2905

約数の個数: 48

約数和(自身を含む): 63790560

約数和(自身を除く): 34792010

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 50, 58, 70, 145, 175, 203, 290, 350, 406, 725, 1015, 1450, 2030, 2857, 5075, 5714, 10150, 14285, 19999, 28570, 39998, 71425, 82853, 99995, 142850, 165706, 199990, 414265, 499975, 579971, 828530, 999950, 1159942, 2071325, 2899855, 4142650, 5799710, 14499275, 28998550]

約数ペア:

[(1, 28998550), (2, 14499275), (5, 5799710), (7, 4142650), (10, 2899855), (14, 2071325), (25, 1159942), (29, 999950), (35, 828530), (50, 579971), (58, 499975), (70, 414265), (145, 199990), (175, 165706), (203, 142850), (290, 99995), (350, 82853), (406, 71425), (725, 39998), (1015, 28570), (1450, 19999), (2030, 14285), (2857, 10150), (5075, 5714)]