206707000

素因数分解:

$2^3\times 5^3\times {\mathrm{97}}^1\times {\mathrm{2131}}^1$

素因数の和:2249

約数の個数: 64

約数和(自身を含む): 488910240

約数和(自身を除く): 282203240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 125, 194, 200, 250, 388, 485, 500, 776, 970, 1000, 1940, 2131, 2425, 3880, 4262, 4850, 8524, 9700, 10655, 12125, 17048, 19400, 21310, 24250, 42620, 48500, 53275, 85240, 97000, 106550, 206707, 213100, 266375, 413414, 426200, 532750, 826828, 1033535, 1065500, 1653656, 2067070, 2131000, 4134140, 5167675, 8268280, 10335350, 20670700, 25838375, 41341400, 51676750, 103353500, 206707000]

約数ペア:

[(1, 206707000), (2, 103353500), (4, 51676750), (5, 41341400), (8, 25838375), (10, 20670700), (20, 10335350), (25, 8268280), (40, 5167675), (50, 4134140), (97, 2131000), (100, 2067070), (125, 1653656), (194, 1065500), (200, 1033535), (250, 826828), (388, 532750), (485, 426200), (500, 413414), (776, 266375), (970, 213100), (1000, 206707), (1940, 106550), (2131, 97000), (2425, 85240), (3880, 53275), (4262, 48500), (4850, 42620), (8524, 24250), (9700, 21310), (10655, 19400), (12125, 17048)]