201326000

素因数分解:

$2^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{2341}}^1$

素因数の和:2407

約数の個数: 80

約数和(自身を含む): 498340128

約数和(自身を除く): 297014128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 125, 172, 200, 215, 250, 344, 400, 430, 500, 688, 860, 1000, 1075, 1720, 2000, 2150, 2341, 3440, 4300, 4682, 5375, 8600, 9364, 10750, 11705, 17200, 18728, 21500, 23410, 37456, 43000, 46820, 58525, 86000, 93640, 100663, 117050, 187280, 201326, 234100, 292625, 402652, 468200, 503315, 585250, 805304, 936400, 1006630, 1170500, 1610608, 2013260, 2341000, 2516575, 4026520, 4682000, 5033150, 8053040, 10066300, 12582875, 20132600, 25165750, 40265200, 50331500, 100663000, 201326000]

約数ペア:

[(1, 201326000), (2, 100663000), (4, 50331500), (5, 40265200), (8, 25165750), (10, 20132600), (16, 12582875), (20, 10066300), (25, 8053040), (40, 5033150), (43, 4682000), (50, 4026520), (80, 2516575), (86, 2341000), (100, 2013260), (125, 1610608), (172, 1170500), (200, 1006630), (215, 936400), (250, 805304), (344, 585250), (400, 503315), (430, 468200), (500, 402652), (688, 292625), (860, 234100), (1000, 201326), (1075, 187280), (1720, 117050), (2000, 100663), (2150, 93640), (2341, 86000), (3440, 58525), (4300, 46820), (4682, 43000), (5375, 37456), (8600, 23410), (9364, 21500), (10750, 18728), (11705, 17200)]