255139825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 351406080

約数和(自身を除く): 96266255

約数列:

[1, 5, 17, 25, 29, 85, 127, 145, 163, 425, 493, 635, 725, 815, 2159, 2465, 2771, 3175, 3683, 4075, 4727, 10795, 12325, 13855, 18415, 20701, 23635, 53975, 62611, 69275, 80359, 92075, 103505, 118175, 313055, 351917, 401795, 517525, 600329, 1565275, 1759585, 2008975, 3001645, 8797925, 10205593, 15008225, 51027965, 255139825]

約数ペア:

[(1, 255139825), (5, 51027965), (17, 15008225), (25, 10205593), (29, 8797925), (85, 3001645), (127, 2008975), (145, 1759585), (163, 1565275), (425, 600329), (493, 517525), (635, 401795), (725, 351917), (815, 313055), (2159, 118175), (2465, 103505), (2771, 92075), (3175, 80359), (3683, 69275), (4075, 62611), (4727, 53975), (10795, 23635), (12325, 20701), (13855, 18415)]