285710025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1861}}^1$

素因数の和:1986

約数の個数: 48

約数和(自身を含む): 498718080

約数和(自身を除く): 213008055

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 89, 115, 267, 345, 445, 575, 1335, 1725, 1861, 2047, 2225, 5583, 6141, 6675, 9305, 10235, 27915, 30705, 42803, 46525, 51175, 128409, 139575, 153525, 165629, 214015, 496887, 642045, 828145, 1070075, 2484435, 3210225, 3809467, 4140725, 11428401, 12422175, 19047335, 57142005, 95236675, 285710025]

約数ペア:

[(1, 285710025), (3, 95236675), (5, 57142005), (15, 19047335), (23, 12422175), (25, 11428401), (69, 4140725), (75, 3809467), (89, 3210225), (115, 2484435), (267, 1070075), (345, 828145), (445, 642045), (575, 496887), (1335, 214015), (1725, 165629), (1861, 153525), (2047, 139575), (2225, 128409), (5583, 51175), (6141, 46525), (6675, 42803), (9305, 30705), (10235, 27915)]