87977305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 118014624

約数和(自身を除く): 30037319

約数列:

[1, 5, 13, 37, 65, 157, 185, 233, 481, 785, 1165, 2041, 2405, 3029, 5809, 8621, 10205, 15145, 29045, 36581, 43105, 75517, 112073, 182905, 377585, 475553, 560365, 1353497, 2377765, 6767485, 17595461, 87977305]

約数ペア:

[(1, 87977305), (5, 17595461), (13, 6767485), (37, 2377765), (65, 1353497), (157, 560365), (185, 475553), (233, 377585), (481, 182905), (785, 112073), (1165, 75517), (2041, 43105), (2405, 36581), (3029, 29045), (5809, 15145), (8621, 10205)]