128295050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6367}}^1$

素因数の和:6423

約数の個数: 48

約数和(自身を含む): 265316352

約数和(自身を除く): 137021302

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 6367, 10075, 12734, 20150, 31835, 63670, 82771, 159175, 165542, 197377, 318350, 394754, 413855, 827710, 986885, 1973770, 2069275, 2565901, 4138550, 4934425, 5131802, 9868850, 12829505, 25659010, 64147525, 128295050]

約数ペア:

[(1, 128295050), (2, 64147525), (5, 25659010), (10, 12829505), (13, 9868850), (25, 5131802), (26, 4934425), (31, 4138550), (50, 2565901), (62, 2069275), (65, 1973770), (130, 986885), (155, 827710), (310, 413855), (325, 394754), (403, 318350), (650, 197377), (775, 165542), (806, 159175), (1550, 82771), (2015, 63670), (4030, 31835), (6367, 20150), (10075, 12734)]