200875575

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 342636800

約数和(自身を除く): 141761225

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 199, 215, 313, 597, 645, 939, 995, 1075, 1565, 2985, 3225, 4695, 4975, 7825, 8557, 13459, 14925, 23475, 25671, 40377, 42785, 62287, 67295, 128355, 186861, 201885, 213925, 311435, 336475, 641775, 934305, 1009425, 1557175, 2678341, 4671525, 8035023, 13391705, 40175115, 66958525, 200875575]

約数ペア:

[(1, 200875575), (3, 66958525), (5, 40175115), (15, 13391705), (25, 8035023), (43, 4671525), (75, 2678341), (129, 1557175), (199, 1009425), (215, 934305), (313, 641775), (597, 336475), (645, 311435), (939, 213925), (995, 201885), (1075, 186861), (1565, 128355), (2985, 67295), (3225, 62287), (4695, 42785), (4975, 40377), (7825, 25671), (8557, 23475), (13459, 14925)]