208847600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40163}}^1$

素因数の和:40194

約数の個数: 60

約数和(自身を含む): 540366456

約数和(自身を除く): 331518856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 40163, 80326, 160652, 200815, 321304, 401630, 522119, 642608, 803260, 1004075, 1044238, 1606520, 2008150, 2088476, 2610595, 3213040, 4016300, 4176952, 5221190, 8032600, 8353904, 10442380, 13052975, 16065200, 20884760, 26105950, 41769520, 52211900, 104423800, 208847600]

約数ペア:

[(1, 208847600), (2, 104423800), (4, 52211900), (5, 41769520), (8, 26105950), (10, 20884760), (13, 16065200), (16, 13052975), (20, 10442380), (25, 8353904), (26, 8032600), (40, 5221190), (50, 4176952), (52, 4016300), (65, 3213040), (80, 2610595), (100, 2088476), (104, 2008150), (130, 1606520), (200, 1044238), (208, 1004075), (260, 803260), (325, 642608), (400, 522119), (520, 401630), (650, 321304), (1040, 200815), (1300, 160652), (2600, 80326), (5200, 40163)]