57997100

素因数分解:

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

素因数の和:2907

約数の個数: 72

約数和(自身を含む): 148844640

約数和(自身を除く): 90847540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2857, 2900, 4060, 5075, 5714, 10150, 11428, 14285, 19999, 20300, 28570, 39998, 57140, 71425, 79996, 82853, 99995, 142850, 165706, 199990, 285700, 331412, 399980, 414265, 499975, 579971, 828530, 999950, 1159942, 1657060, 1999900, 2071325, 2319884, 2899855, 4142650, 5799710, 8285300, 11599420, 14499275, 28998550, 57997100]

約数ペア:

[(1, 57997100), (2, 28998550), (4, 14499275), (5, 11599420), (7, 8285300), (10, 5799710), (14, 4142650), (20, 2899855), (25, 2319884), (28, 2071325), (29, 1999900), (35, 1657060), (50, 1159942), (58, 999950), (70, 828530), (100, 579971), (116, 499975), (140, 414265), (145, 399980), (175, 331412), (203, 285700), (290, 199990), (350, 165706), (406, 142850), (580, 99995), (700, 82853), (725, 79996), (812, 71425), (1015, 57140), (1450, 39998), (2030, 28570), (2857, 20300), (2900, 19999), (4060, 14285), (5075, 11428), (5714, 10150)]