12988779950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{27091}}^1$

素因数の和:27369

約数の個数: 48

約数和(自身を含む): 24832743936

約数和(自身を除く): 11843963986

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 223, 430, 446, 1075, 1115, 2150, 2230, 5575, 9589, 11150, 19178, 27091, 47945, 54182, 95890, 135455, 239725, 270910, 479450, 677275, 1164913, 1354550, 2329826, 5824565, 6041293, 11649130, 12082586, 29122825, 30206465, 58245650, 60412930, 151032325, 259775599, 302064650, 519551198, 1298877995, 2597755990, 6494389975, 12988779950]

約数ペア:

[(1, 12988779950), (2, 6494389975), (5, 2597755990), (10, 1298877995), (25, 519551198), (43, 302064650), (50, 259775599), (86, 151032325), (215, 60412930), (223, 58245650), (430, 30206465), (446, 29122825), (1075, 12082586), (1115, 11649130), (2150, 6041293), (2230, 5824565), (5575, 2329826), (9589, 1354550), (11150, 1164913), (19178, 677275), (27091, 479450), (47945, 270910), (54182, 239725), (95890, 135455)]