636792880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1487}}^1$

素因数の和:1654

約数の個数: 80

約数和(自身を含む): 1524438144

約数和(自身を除く): 887645264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 101, 106, 202, 212, 265, 404, 424, 505, 530, 808, 848, 1010, 1060, 1487, 1616, 2020, 2120, 2974, 4040, 4240, 5353, 5948, 7435, 8080, 10706, 11896, 14870, 21412, 23792, 26765, 29740, 42824, 53530, 59480, 78811, 85648, 107060, 118960, 150187, 157622, 214120, 300374, 315244, 394055, 428240, 600748, 630488, 750935, 788110, 1201496, 1260976, 1501870, 1576220, 2402992, 3003740, 3152440, 6007480, 6304880, 7959911, 12014960, 15919822, 31839644, 39799555, 63679288, 79599110, 127358576, 159198220, 318396440, 636792880]

約数ペア:

[(1, 636792880), (2, 318396440), (4, 159198220), (5, 127358576), (8, 79599110), (10, 63679288), (16, 39799555), (20, 31839644), (40, 15919822), (53, 12014960), (80, 7959911), (101, 6304880), (106, 6007480), (202, 3152440), (212, 3003740), (265, 2402992), (404, 1576220), (424, 1501870), (505, 1260976), (530, 1201496), (808, 788110), (848, 750935), (1010, 630488), (1060, 600748), (1487, 428240), (1616, 394055), (2020, 315244), (2120, 300374), (2974, 214120), (4040, 157622), (4240, 150187), (5353, 118960), (5948, 107060), (7435, 85648), (8080, 78811), (10706, 59480), (11896, 53530), (14870, 42824), (21412, 29740), (23792, 26765)]