648324290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1\times {\mathrm{3929}}^1$

素因数の和:4534

約数の個数: 32

約数和(自身を含む): 1209654000

約数和(自身を除く): 561329710

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 569, 1138, 2845, 3929, 5690, 7858, 16501, 19645, 33002, 39290, 82505, 113941, 165010, 227882, 569705, 1139410, 2235601, 4471202, 11178005, 22356010, 64832429, 129664858, 324162145, 648324290]

約数ペア:

[(1, 648324290), (2, 324162145), (5, 129664858), (10, 64832429), (29, 22356010), (58, 11178005), (145, 4471202), (290, 2235601), (569, 1139410), (1138, 569705), (2845, 227882), (3929, 165010), (5690, 113941), (7858, 82505), (16501, 39290), (19645, 33002)]