259155280

素因数分解:

$2^4\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{2953}}^1$

素因数の和:4063

約数の個数: 40

約数和(自身を含む): 603289512

約数和(自身を除く): 344134232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1097, 2194, 2953, 4388, 5485, 5906, 8776, 10970, 11812, 14765, 17552, 21940, 23624, 29530, 43880, 47248, 59060, 87760, 118120, 236240, 3239441, 6478882, 12957764, 16197205, 25915528, 32394410, 51831056, 64788820, 129577640, 259155280]

約数ペア:

[(1, 259155280), (2, 129577640), (4, 64788820), (5, 51831056), (8, 32394410), (10, 25915528), (16, 16197205), (20, 12957764), (40, 6478882), (80, 3239441), (1097, 236240), (2194, 118120), (2953, 87760), (4388, 59060), (5485, 47248), (5906, 43880), (8776, 29530), (10970, 23624), (11812, 21940), (14765, 17552)]