20161236200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{20369}}^1$

素因数の和:20500

約数の個数: 144

約数和(自身を含む): 55070498700

約数和(自身を除く): 34909262500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 101, 140, 175, 196, 200, 202, 245, 280, 350, 392, 404, 490, 505, 700, 707, 808, 980, 1010, 1225, 1400, 1414, 1960, 2020, 2450, 2525, 2828, 3535, 4040, 4900, 4949, 5050, 5656, 7070, 9800, 9898, 10100, 14140, 17675, 19796, 20200, 20369, 24745, 28280, 35350, 39592, 40738, 49490, 70700, 81476, 98980, 101845, 123725, 141400, 142583, 162952, 197960, 203690, 247450, 285166, 407380, 494900, 509225, 570332, 712915, 814760, 989800, 998081, 1018450, 1140664, 1425830, 1996162, 2036900, 2057269, 2851660, 3564575, 3992324, 4073800, 4114538, 4990405, 5703320, 7129150, 7984648, 8229076, 9980810, 10286345, 14258300, 14400883, 16458152, 19961620, 20572690, 24952025, 28516600, 28801766, 39923240, 41145380, 49904050, 51431725, 57603532, 72004415, 82290760, 99808100, 100806181, 102863450, 115207064, 144008830, 199616200, 201612362, 205726900, 288017660, 360022075, 403224724, 411453800, 504030905, 576035320, 720044150, 806449448, 1008061810, 1440088300, 2016123620, 2520154525, 2880176600, 4032247240, 5040309050, 10080618100, 20161236200]

約数ペア:

[(1, 20161236200), (2, 10080618100), (4, 5040309050), (5, 4032247240), (7, 2880176600), (8, 2520154525), (10, 2016123620), (14, 1440088300), (20, 1008061810), (25, 806449448), (28, 720044150), (35, 576035320), (40, 504030905), (49, 411453800), (50, 403224724), (56, 360022075), (70, 288017660), (98, 205726900), (100, 201612362), (101, 199616200), (140, 144008830), (175, 115207064), (196, 102863450), (200, 100806181), (202, 99808100), (245, 82290760), (280, 72004415), (350, 57603532), (392, 51431725), (404, 49904050), (490, 41145380), (505, 39923240), (700, 28801766), (707, 28516600), (808, 24952025), (980, 20572690), (1010, 19961620), (1225, 16458152), (1400, 14400883), (1414, 14258300), (1960, 10286345), (2020, 9980810), (2450, 8229076), (2525, 7984648), (2828, 7129150), (3535, 5703320), (4040, 4990405), (4900, 4114538), (4949, 4073800), (5050, 3992324), (5656, 3564575), (7070, 2851660), (9800, 2057269), (9898, 2036900), (10100, 1996162), (14140, 1425830), (17675, 1140664), (19796, 1018450), (20200, 998081), (20369, 989800), (24745, 814760), (28280, 712915), (35350, 570332), (39592, 509225), (40738, 494900), (49490, 407380), (70700, 285166), (81476, 247450), (98980, 203690), (101845, 197960), (123725, 162952), (141400, 142583)]