82080700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 193994528

約数和(自身を除く): 111913828

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 103, 130, 206, 260, 325, 412, 515, 613, 650, 1030, 1226, 1300, 1339, 2060, 2452, 2575, 2678, 3065, 5150, 5356, 6130, 6695, 7969, 10300, 12260, 13390, 15325, 15938, 26780, 30650, 31876, 33475, 39845, 61300, 63139, 66950, 79690, 126278, 133900, 159380, 199225, 252556, 315695, 398450, 631390, 796900, 820807, 1262780, 1578475, 1641614, 3156950, 3283228, 4104035, 6313900, 8208070, 16416140, 20520175, 41040350, 82080700]

約数ペア:

[(1, 82080700), (2, 41040350), (4, 20520175), (5, 16416140), (10, 8208070), (13, 6313900), (20, 4104035), (25, 3283228), (26, 3156950), (50, 1641614), (52, 1578475), (65, 1262780), (100, 820807), (103, 796900), (130, 631390), (206, 398450), (260, 315695), (325, 252556), (412, 199225), (515, 159380), (613, 133900), (650, 126278), (1030, 79690), (1226, 66950), (1300, 63139), (1339, 61300), (2060, 39845), (2452, 33475), (2575, 31876), (2678, 30650), (3065, 26780), (5150, 15938), (5356, 15325), (6130, 13390), (6695, 12260), (7969, 10300)]