20136098375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5449}}^1$

素因数の和:5565

約数の個数: 64

約数和(自身を含む): 27913766400

約数和(自身を除く): 7777668025

約数列:

[1, 5, 17, 25, 37, 47, 85, 125, 185, 235, 425, 629, 799, 925, 1175, 1739, 2125, 3145, 3995, 4625, 5449, 5875, 8695, 15725, 19975, 27245, 29563, 43475, 78625, 92633, 99875, 136225, 147815, 201613, 217375, 256103, 463165, 681125, 739075, 1008065, 1280515, 2315825, 3427421, 3695375, 4353751, 5040325, 6402575, 9475811, 11579125, 17137105, 21768755, 25201625, 32012875, 47379055, 85685525, 108843775, 161088787, 236895275, 428427625, 544218875, 805443935, 1184476375, 4027219675, 20136098375]

約数ペア:

[(1, 20136098375), (5, 4027219675), (17, 1184476375), (25, 805443935), (37, 544218875), (47, 428427625), (85, 236895275), (125, 161088787), (185, 108843775), (235, 85685525), (425, 47379055), (629, 32012875), (799, 25201625), (925, 21768755), (1175, 17137105), (1739, 11579125), (2125, 9475811), (3145, 6402575), (3995, 5040325), (4625, 4353751), (5449, 3695375), (5875, 3427421), (8695, 2315825), (15725, 1280515), (19975, 1008065), (27245, 739075), (29563, 681125), (43475, 463165), (78625, 256103), (92633, 217375), (99875, 201613), (136225, 147815)]