619686145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1\times {\mathrm{463}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 818496000

約数和(自身を除く): 198809855

約数列:

[1, 5, 13, 59, 65, 295, 349, 463, 767, 1745, 2315, 3835, 4537, 6019, 20591, 22685, 27317, 30095, 102955, 136585, 161587, 267683, 355121, 807935, 1338415, 1775605, 2100631, 9533633, 10503155, 47668165, 123937229, 619686145]

約数ペア:

[(1, 619686145), (5, 123937229), (13, 47668165), (59, 10503155), (65, 9533633), (295, 2100631), (349, 1775605), (463, 1338415), (767, 807935), (1745, 355121), (2315, 267683), (3835, 161587), (4537, 136585), (6019, 102955), (20591, 30095), (22685, 27317)]