156664235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 247726080

約数和(自身を除く): 91061845

約数列:

[1, 5, 7, 13, 29, 31, 35, 65, 91, 145, 155, 203, 217, 377, 383, 403, 455, 899, 1015, 1085, 1885, 1915, 2015, 2639, 2681, 2821, 4495, 4979, 6293, 11107, 11687, 11873, 13195, 13405, 14105, 24895, 31465, 34853, 55535, 58435, 59365, 77749, 81809, 83111, 144391, 154349, 174265, 344317, 388745, 409045, 415555, 721955, 771745, 1010737, 1080443, 1721585, 2410219, 4476121, 5053685, 5402215, 12051095, 22380605, 31332847, 156664235]

約数ペア:

[(1, 156664235), (5, 31332847), (7, 22380605), (13, 12051095), (29, 5402215), (31, 5053685), (35, 4476121), (65, 2410219), (91, 1721585), (145, 1080443), (155, 1010737), (203, 771745), (217, 721955), (377, 415555), (383, 409045), (403, 388745), (455, 344317), (899, 174265), (1015, 154349), (1085, 144391), (1885, 83111), (1915, 81809), (2015, 77749), (2639, 59365), (2681, 58435), (2821, 55535), (4495, 34853), (4979, 31465), (6293, 24895), (11107, 14105), (11687, 13405), (11873, 13195)]