156728400790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28037281}}^1$

素因数の和:28037344

約数の個数: 32

約数和(自身を含む): 310877382816

約数和(自身を除く): 154148982026

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 28037281, 56074562, 140186405, 280372810, 364484653, 728969306, 1205603083, 1822423265, 2411206166, 3644846530, 6028015415, 12056030830, 15672840079, 31345680158, 78364200395, 156728400790]

約数ペア:

[(1, 156728400790), (2, 78364200395), (5, 31345680158), (10, 15672840079), (13, 12056030830), (26, 6028015415), (43, 3644846530), (65, 2411206166), (86, 1822423265), (130, 1205603083), (215, 728969306), (430, 364484653), (559, 280372810), (1118, 140186405), (2795, 56074562), (5590, 28037281)]