262023125

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 428262912

約数和(自身を除く): 166239787

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 125, 175, 221, 271, 325, 425, 455, 595, 625, 875, 1105, 1355, 1547, 1625, 1897, 2125, 2275, 2975, 3523, 4375, 4607, 5525, 6775, 7735, 8125, 9485, 10625, 11375, 14875, 17615, 23035, 24661, 27625, 32249, 33875, 38675, 47425, 56875, 59891, 74375, 88075, 115175, 123305, 138125, 161245, 169375, 193375, 237125, 299455, 419237, 440375, 575875, 616525, 806225, 966875, 1185625, 1497275, 2096185, 2201875, 2879375, 3082625, 4031125, 7486375, 10480925, 15413125, 20155625, 37431875, 52404625, 262023125]

約数ペア:

[(1, 262023125), (5, 52404625), (7, 37431875), (13, 20155625), (17, 15413125), (25, 10480925), (35, 7486375), (65, 4031125), (85, 3082625), (91, 2879375), (119, 2201875), (125, 2096185), (175, 1497275), (221, 1185625), (271, 966875), (325, 806225), (425, 616525), (455, 575875), (595, 440375), (625, 419237), (875, 299455), (1105, 237125), (1355, 193375), (1547, 169375), (1625, 161245), (1897, 138125), (2125, 123305), (2275, 115175), (2975, 88075), (3523, 74375), (4375, 59891), (4607, 56875), (5525, 47425), (6775, 38675), (7735, 33875), (8125, 32249), (9485, 27625), (10625, 24661), (11375, 23035), (14875, 17615)]