156640295

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{6421}}^1$

素因数の和:6491

約数の個数: 32

約数和(自身を含む): 233041536

約数和(自身を除く): 76401241

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 595, 697, 1435, 3485, 4879, 6421, 24395, 32105, 44947, 109157, 224735, 263261, 545785, 764099, 1316305, 1842827, 3820495, 4475437, 9214135, 22377185, 31328059, 156640295]

約数ペア:

[(1, 156640295), (5, 31328059), (7, 22377185), (17, 9214135), (35, 4475437), (41, 3820495), (85, 1842827), (119, 1316305), (205, 764099), (287, 545785), (595, 263261), (697, 224735), (1435, 109157), (3485, 44947), (4879, 32105), (6421, 24395)]