257130542560

素因数分解:

$2^5\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{1006303}}^1$

素因数の和:1007915

約数の個数: 48

約数和(自身を含む): 607851893376

約数和(自身を除く): 350721350816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1597, 3194, 6388, 7985, 12776, 15970, 25552, 31940, 51104, 63880, 127760, 255520, 1006303, 2012606, 4025212, 5031515, 8050424, 10063030, 16100848, 20126060, 32201696, 40252120, 80504240, 161008480, 1607065891, 3214131782, 6428263564, 8035329455, 12856527128, 16070658910, 25713054256, 32141317820, 51426108512, 64282635640, 128565271280, 257130542560]

約数ペア:

[(1, 257130542560), (2, 128565271280), (4, 64282635640), (5, 51426108512), (8, 32141317820), (10, 25713054256), (16, 16070658910), (20, 12856527128), (32, 8035329455), (40, 6428263564), (80, 3214131782), (160, 1607065891), (1597, 161008480), (3194, 80504240), (6388, 40252120), (7985, 32201696), (12776, 20126060), (15970, 16100848), (25552, 10063030), (31940, 8050424), (51104, 5031515), (63880, 4025212), (127760, 2012606), (255520, 1006303)]