68278700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 171155712

約数和(自身を除く): 102877012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 103, 140, 175, 206, 350, 412, 515, 700, 721, 947, 1030, 1442, 1894, 2060, 2575, 2884, 3605, 3788, 4735, 5150, 6629, 7210, 9470, 10300, 13258, 14420, 18025, 18940, 23675, 26516, 33145, 36050, 47350, 66290, 72100, 94700, 97541, 132580, 165725, 195082, 331450, 390164, 487705, 662900, 682787, 975410, 1365574, 1950820, 2438525, 2731148, 3413935, 4877050, 6827870, 9754100, 13655740, 17069675, 34139350, 68278700]

約数ペア:

[(1, 68278700), (2, 34139350), (4, 17069675), (5, 13655740), (7, 9754100), (10, 6827870), (14, 4877050), (20, 3413935), (25, 2731148), (28, 2438525), (35, 1950820), (50, 1365574), (70, 975410), (100, 682787), (103, 662900), (140, 487705), (175, 390164), (206, 331450), (350, 195082), (412, 165725), (515, 132580), (700, 97541), (721, 94700), (947, 72100), (1030, 66290), (1442, 47350), (1894, 36050), (2060, 33145), (2575, 26516), (2884, 23675), (3605, 18940), (3788, 18025), (4735, 14420), (5150, 13258), (6629, 10300), (7210, 9470)]