290149042430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71997281}}^1$

素因数の和:71997332

約数の個数: 32

約数和(自身を含む): 580586082048

約数和(自身を除く): 290437039618

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 71997281, 143994562, 359986405, 719972810, 935964653, 1871929306, 2231915711, 4463831422, 4679823265, 9359646530, 11159578555, 22319157110, 29014904243, 58029808486, 145074521215, 290149042430]

約数ペア:

[(1, 290149042430), (2, 145074521215), (5, 58029808486), (10, 29014904243), (13, 22319157110), (26, 11159578555), (31, 9359646530), (62, 4679823265), (65, 4463831422), (130, 2231915711), (155, 1871929306), (310, 935964653), (403, 719972810), (806, 359986405), (2015, 143994562), (4030, 71997281)]