71736490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 151031304

約数和(自身を除く): 79294814

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 281, 490, 521, 562, 1042, 1405, 1967, 2605, 2810, 3647, 3934, 5210, 7294, 9835, 13769, 18235, 19670, 25529, 27538, 36470, 51058, 68845, 127645, 137690, 146401, 255290, 292802, 732005, 1024807, 1464010, 2049614, 5124035, 7173649, 10248070, 14347298, 35868245, 71736490]

約数ペア:

[(1, 71736490), (2, 35868245), (5, 14347298), (7, 10248070), (10, 7173649), (14, 5124035), (35, 2049614), (49, 1464010), (70, 1024807), (98, 732005), (245, 292802), (281, 255290), (490, 146401), (521, 137690), (562, 127645), (1042, 68845), (1405, 51058), (1967, 36470), (2605, 27538), (2810, 25529), (3647, 19670), (3934, 18235), (5210, 13769), (7294, 9835)]