278833502975

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{3559}}^1\times {\mathrm{8681}}^1$

素因数の和:12288

約数の個数: 36

約数和(自身を含む): 365053443120

約数和(自身を除く): 86219940145

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 3559, 8681, 9025, 17795, 43405, 67621, 88975, 164939, 217025, 338105, 824695, 1284799, 1690525, 3133841, 4123475, 6423995, 15669205, 30895679, 32119975, 78346025, 154478395, 587017901, 772391975, 2935089505, 11153340119, 14675447525, 55766700595, 278833502975]

約数ペア:

[(1, 278833502975), (5, 55766700595), (19, 14675447525), (25, 11153340119), (95, 2935089505), (361, 772391975), (475, 587017901), (1805, 154478395), (3559, 78346025), (8681, 32119975), (9025, 30895679), (17795, 15669205), (43405, 6423995), (67621, 4123475), (88975, 3133841), (164939, 1690525), (217025, 1284799), (338105, 824695)]