189901250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1973}}^1$

素因数の和:2013

約数の個数: 80

約数和(自身を含む): 444007872

約数和(自身を除く): 254106622

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 625, 770, 875, 1250, 1375, 1750, 1925, 1973, 2750, 3850, 3946, 4375, 6875, 8750, 9625, 9865, 13750, 13811, 19250, 19730, 21703, 27622, 43406, 48125, 49325, 69055, 96250, 98650, 108515, 138110, 151921, 217030, 246625, 303842, 345275, 493250, 542575, 690550, 759605, 1085150, 1233125, 1519210, 1726375, 2466250, 2712875, 3452750, 3798025, 5425750, 7596050, 8631875, 13564375, 17263750, 18990125, 27128750, 37980250, 94950625, 189901250]

約数ペア:

[(1, 189901250), (2, 94950625), (5, 37980250), (7, 27128750), (10, 18990125), (11, 17263750), (14, 13564375), (22, 8631875), (25, 7596050), (35, 5425750), (50, 3798025), (55, 3452750), (70, 2712875), (77, 2466250), (110, 1726375), (125, 1519210), (154, 1233125), (175, 1085150), (250, 759605), (275, 690550), (350, 542575), (385, 493250), (550, 345275), (625, 303842), (770, 246625), (875, 217030), (1250, 151921), (1375, 138110), (1750, 108515), (1925, 98650), (1973, 96250), (2750, 69055), (3850, 49325), (3946, 48125), (4375, 43406), (6875, 27622), (8750, 21703), (9625, 19730), (9865, 19250), (13750, 13811)]