1631330285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 2309658624

約数和(自身を除く): 678328339

約数列:

[1, 5, 13, 17, 47, 65, 85, 101, 221, 235, 311, 505, 611, 799, 1105, 1313, 1555, 1717, 3055, 3995, 4043, 4747, 5287, 6565, 8585, 10387, 14617, 20215, 22321, 23735, 26435, 31411, 51935, 61711, 68731, 73085, 80699, 111605, 157055, 190021, 248489, 308555, 343655, 403495, 408343, 533987, 950105, 1049087, 1242445, 1476317, 2041715, 2669935, 3230357, 5245435, 6941831, 7381585, 16151785, 19192121, 25097389, 34709155, 95960605, 125486945, 326266057, 1631330285]

約数ペア:

[(1, 1631330285), (5, 326266057), (13, 125486945), (17, 95960605), (47, 34709155), (65, 25097389), (85, 19192121), (101, 16151785), (221, 7381585), (235, 6941831), (311, 5245435), (505, 3230357), (611, 2669935), (799, 2041715), (1105, 1476317), (1313, 1242445), (1555, 1049087), (1717, 950105), (3055, 533987), (3995, 408343), (4043, 403495), (4747, 343655), (5287, 308555), (6565, 248489), (8585, 190021), (10387, 157055), (14617, 111605), (20215, 80699), (22321, 73085), (23735, 68731), (26435, 61711), (31411, 51935)]