65974120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71711}}^1$

素因数の和:71745

約数の個数: 32

約数和(自身を含む): 154897920

約数和(自身を除く): 88923800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 71711, 143422, 286844, 358555, 573688, 717110, 1434220, 1649353, 2868440, 3298706, 6597412, 8246765, 13194824, 16493530, 32987060, 65974120]

約数ペア:

[(1, 65974120), (2, 32987060), (4, 16493530), (5, 13194824), (8, 8246765), (10, 6597412), (20, 3298706), (23, 2868440), (40, 1649353), (46, 1434220), (92, 717110), (115, 573688), (184, 358555), (230, 286844), (460, 143422), (920, 71711)]