200723720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1297}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 466812720

約数和(自身を除く): 266089000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 73, 106, 146, 212, 265, 292, 365, 424, 530, 584, 730, 1060, 1297, 1460, 2120, 2594, 2920, 3869, 5188, 6485, 7738, 10376, 12970, 15476, 19345, 25940, 30952, 38690, 51880, 68741, 77380, 94681, 137482, 154760, 189362, 274964, 343705, 378724, 473405, 549928, 687410, 757448, 946810, 1374820, 1893620, 2749640, 3787240, 5018093, 10036186, 20072372, 25090465, 40144744, 50180930, 100361860, 200723720]

約数ペア:

[(1, 200723720), (2, 100361860), (4, 50180930), (5, 40144744), (8, 25090465), (10, 20072372), (20, 10036186), (40, 5018093), (53, 3787240), (73, 2749640), (106, 1893620), (146, 1374820), (212, 946810), (265, 757448), (292, 687410), (365, 549928), (424, 473405), (530, 378724), (584, 343705), (730, 274964), (1060, 189362), (1297, 154760), (1460, 137482), (2120, 94681), (2594, 77380), (2920, 68741), (3869, 51880), (5188, 38690), (6485, 30952), (7738, 25940), (10376, 19345), (12970, 15476)]