66992800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{1709}}^1$

素因数の和:1743

約数の個数: 108

約数和(自身を含む): 190358910

約数和(自身を除く): 123366110

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1709, 1960, 2450, 2800, 3418, 3920, 4900, 5600, 6836, 7840, 8545, 9800, 11963, 13672, 17090, 19600, 23926, 27344, 34180, 39200, 42725, 47852, 54688, 59815, 68360, 83741, 85450, 95704, 119630, 136720, 167482, 170900, 191408, 239260, 273440, 299075, 334964, 341800, 382816, 418705, 478520, 598150, 669928, 683600, 837410, 957040, 1196300, 1339856, 1367200, 1674820, 1914080, 2093525, 2392600, 2679712, 3349640, 4187050, 4785200, 6699280, 8374100, 9570400, 13398560, 16748200, 33496400, 66992800]

約数ペア:

[(1, 66992800), (2, 33496400), (4, 16748200), (5, 13398560), (7, 9570400), (8, 8374100), (10, 6699280), (14, 4785200), (16, 4187050), (20, 3349640), (25, 2679712), (28, 2392600), (32, 2093525), (35, 1914080), (40, 1674820), (49, 1367200), (50, 1339856), (56, 1196300), (70, 957040), (80, 837410), (98, 683600), (100, 669928), (112, 598150), (140, 478520), (160, 418705), (175, 382816), (196, 341800), (200, 334964), (224, 299075), (245, 273440), (280, 239260), (350, 191408), (392, 170900), (400, 167482), (490, 136720), (560, 119630), (700, 95704), (784, 85450), (800, 83741), (980, 68360), (1120, 59815), (1225, 54688), (1400, 47852), (1568, 42725), (1709, 39200), (1960, 34180), (2450, 27344), (2800, 23926), (3418, 19600), (3920, 17090), (4900, 13672), (5600, 11963), (6836, 9800), (7840, 8545)]