8238490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 7889510

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 499, 635, 998, 1270, 1651, 2495, 3302, 4990, 6487, 8255, 12974, 16510, 32435, 63373, 64870, 126746, 316865, 633730, 823849, 1647698, 4119245, 8238490]

約数ペア:

[(1, 8238490), (2, 4119245), (5, 1647698), (10, 823849), (13, 633730), (26, 316865), (65, 126746), (127, 64870), (130, 63373), (254, 32435), (499, 16510), (635, 12974), (998, 8255), (1270, 6487), (1651, 4990), (2495, 3302)]