65985825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 114135552

約数和(自身を除く): 48149727

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 101, 155, 281, 303, 465, 505, 775, 843, 1405, 1515, 2325, 2525, 3131, 4215, 7025, 7575, 8711, 9393, 15655, 21075, 26133, 28381, 43555, 46965, 78275, 85143, 130665, 141905, 217775, 234825, 425715, 653325, 709525, 879811, 2128575, 2639433, 4399055, 13197165, 21995275, 65985825]

約数ペア:

[(1, 65985825), (3, 21995275), (5, 13197165), (15, 4399055), (25, 2639433), (31, 2128575), (75, 879811), (93, 709525), (101, 653325), (155, 425715), (281, 234825), (303, 217775), (465, 141905), (505, 130665), (775, 85143), (843, 78275), (1405, 46965), (1515, 43555), (2325, 28381), (2525, 26133), (3131, 21075), (4215, 15655), (7025, 9393), (7575, 8711)]