331327900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2743

約数の個数: 72

約数和(自身を含む): 761357520

約数和(自身を除く): 430029620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 43, 50, 58, 86, 100, 116, 145, 172, 215, 290, 430, 580, 725, 860, 1075, 1247, 1450, 2150, 2494, 2657, 2900, 4300, 4988, 5314, 6235, 10628, 12470, 13285, 24940, 26570, 31175, 53140, 62350, 66425, 77053, 114251, 124700, 132850, 154106, 228502, 265700, 308212, 385265, 457004, 571255, 770530, 1142510, 1541060, 1926325, 2285020, 2856275, 3313279, 3852650, 5712550, 6626558, 7705300, 11425100, 13253116, 16566395, 33132790, 66265580, 82831975, 165663950, 331327900]

約数ペア:

[(1, 331327900), (2, 165663950), (4, 82831975), (5, 66265580), (10, 33132790), (20, 16566395), (25, 13253116), (29, 11425100), (43, 7705300), (50, 6626558), (58, 5712550), (86, 3852650), (100, 3313279), (116, 2856275), (145, 2285020), (172, 1926325), (215, 1541060), (290, 1142510), (430, 770530), (580, 571255), (725, 457004), (860, 385265), (1075, 308212), (1247, 265700), (1450, 228502), (2150, 154106), (2494, 132850), (2657, 124700), (2900, 114251), (4300, 77053), (4988, 66425), (5314, 62350), (6235, 53140), (10628, 31175), (12470, 26570), (13285, 24940)]