39721979765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{158359}}^1$

素因数の和:158621

約数の個数: 32

約数和(自身を含む): 54592392960

約数和(自身を除く): 14870413195

約数列:

[1, 5, 13, 17, 65, 85, 221, 227, 1105, 1135, 2951, 3859, 14755, 19295, 50167, 158359, 250835, 791795, 2058667, 2692103, 10293335, 13460515, 34997339, 35947493, 174986695, 179737465, 467317409, 611107381, 2336587045, 3055536905, 7944395953, 39721979765]

約数ペア:

[(1, 39721979765), (5, 7944395953), (13, 3055536905), (17, 2336587045), (65, 611107381), (85, 467317409), (221, 179737465), (227, 174986695), (1105, 35947493), (1135, 34997339), (2951, 13460515), (3859, 10293335), (14755, 2692103), (19295, 2058667), (50167, 791795), (158359, 250835)]