203437900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 108

約数和(自身を含む): 476297640

約数和(自身を除く): 272859740

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 41, 50, 58, 59, 82, 100, 116, 118, 145, 164, 205, 236, 290, 295, 410, 580, 590, 725, 820, 841, 1025, 1180, 1189, 1450, 1475, 1682, 1711, 2050, 2378, 2419, 2900, 2950, 3364, 3422, 4100, 4205, 4756, 4838, 5900, 5945, 6844, 8410, 8555, 9676, 11890, 12095, 16820, 17110, 21025, 23780, 24190, 29725, 34220, 34481, 42050, 42775, 48380, 49619, 59450, 60475, 68962, 70151, 84100, 85550, 99238, 118900, 120950, 137924, 140302, 171100, 172405, 198476, 241900, 248095, 280604, 344810, 350755, 496190, 689620, 701510, 862025, 992380, 1240475, 1403020, 1724050, 1753775, 2034379, 2480950, 3448100, 3507550, 4068758, 4961900, 7015100, 8137516, 10171895, 20343790, 40687580, 50859475, 101718950, 203437900]

約数ペア:

[(1, 203437900), (2, 101718950), (4, 50859475), (5, 40687580), (10, 20343790), (20, 10171895), (25, 8137516), (29, 7015100), (41, 4961900), (50, 4068758), (58, 3507550), (59, 3448100), (82, 2480950), (100, 2034379), (116, 1753775), (118, 1724050), (145, 1403020), (164, 1240475), (205, 992380), (236, 862025), (290, 701510), (295, 689620), (410, 496190), (580, 350755), (590, 344810), (725, 280604), (820, 248095), (841, 241900), (1025, 198476), (1180, 172405), (1189, 171100), (1450, 140302), (1475, 137924), (1682, 120950), (1711, 118900), (2050, 99238), (2378, 85550), (2419, 84100), (2900, 70151), (2950, 68962), (3364, 60475), (3422, 59450), (4100, 49619), (4205, 48380), (4756, 42775), (4838, 42050), (5900, 34481), (5945, 34220), (6844, 29725), (8410, 24190), (8555, 23780), (9676, 21025), (11890, 17110), (12095, 16820)]