79890160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 213414912

約数和(自身を除く): 133524752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 431, 560, 662, 862, 1324, 1655, 1724, 2155, 2317, 2648, 3017, 3310, 3448, 4310, 4634, 5296, 6034, 6620, 6896, 8620, 9268, 11585, 12068, 13240, 15085, 17240, 18536, 23170, 24136, 26480, 30170, 34480, 37072, 46340, 48272, 60340, 92680, 120680, 142661, 185360, 241360, 285322, 570644, 713305, 998627, 1141288, 1426610, 1997254, 2282576, 2853220, 3994508, 4993135, 5706440, 7989016, 9986270, 11412880, 15978032, 19972540, 39945080, 79890160]

約数ペア:

[(1, 79890160), (2, 39945080), (4, 19972540), (5, 15978032), (7, 11412880), (8, 9986270), (10, 7989016), (14, 5706440), (16, 4993135), (20, 3994508), (28, 2853220), (35, 2282576), (40, 1997254), (56, 1426610), (70, 1141288), (80, 998627), (112, 713305), (140, 570644), (280, 285322), (331, 241360), (431, 185360), (560, 142661), (662, 120680), (862, 92680), (1324, 60340), (1655, 48272), (1724, 46340), (2155, 37072), (2317, 34480), (2648, 30170), (3017, 26480), (3310, 24136), (3448, 23170), (4310, 18536), (4634, 17240), (5296, 15085), (6034, 13240), (6620, 12068), (6896, 11585), (8620, 9268)]