40980625

素因数分解:

$5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:92

約数の個数: 80

約数和(自身を含む): 67478400

約数和(自身を除く): 26497775

約数列:

[1, 5, 7, 17, 19, 25, 29, 35, 85, 95, 119, 125, 133, 145, 175, 203, 323, 425, 475, 493, 551, 595, 625, 665, 725, 875, 1015, 1615, 2125, 2261, 2375, 2465, 2755, 2975, 3325, 3451, 3625, 3857, 4375, 5075, 8075, 9367, 10625, 11305, 11875, 12325, 13775, 14875, 16625, 17255, 18125, 19285, 25375, 40375, 46835, 56525, 61625, 65569, 68875, 74375, 83125, 86275, 96425, 126875, 201875, 234175, 282625, 308125, 327845, 344375, 431375, 482125, 1170875, 1413125, 1639225, 2156875, 2410625, 5854375, 8196125, 40980625]

約数ペア:

[(1, 40980625), (5, 8196125), (7, 5854375), (17, 2410625), (19, 2156875), (25, 1639225), (29, 1413125), (35, 1170875), (85, 482125), (95, 431375), (119, 344375), (125, 327845), (133, 308125), (145, 282625), (175, 234175), (203, 201875), (323, 126875), (425, 96425), (475, 86275), (493, 83125), (551, 74375), (595, 68875), (625, 65569), (665, 61625), (725, 56525), (875, 46835), (1015, 40375), (1615, 25375), (2125, 19285), (2261, 18125), (2375, 17255), (2465, 16625), (2755, 14875), (2975, 13775), (3325, 12325), (3451, 11875), (3625, 11305), (3857, 10625), (4375, 9367), (5075, 8075)]