128213142730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6691}}^1\times {\mathrm{61813}}^1$

素因数の和:68542

約数の個数: 32

約数和(自身を含む): 238267749888

約数和(自身を除く): 110054607158

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 6691, 13382, 33455, 61813, 66910, 123626, 207421, 309065, 414842, 618130, 1037105, 1916203, 2074210, 3832406, 9581015, 19162030, 413590783, 827181566, 2067953915, 4135907830, 12821314273, 25642628546, 64106571365, 128213142730]

約数ペア:

[(1, 128213142730), (2, 64106571365), (5, 25642628546), (10, 12821314273), (31, 4135907830), (62, 2067953915), (155, 827181566), (310, 413590783), (6691, 19162030), (13382, 9581015), (33455, 3832406), (61813, 2074210), (66910, 1916203), (123626, 1037105), (207421, 618130), (309065, 414842)]