80518715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 105489216

約数和(自身を除く): 24970501

約数列:

[1, 5, 17, 83, 85, 101, 113, 415, 505, 565, 1411, 1717, 1921, 7055, 8383, 8585, 9379, 9605, 11413, 41915, 46895, 57065, 142511, 159443, 194021, 712555, 797215, 947279, 970105, 4736395, 16103743, 80518715]

約数ペア:

[(1, 80518715), (5, 16103743), (17, 4736395), (83, 970105), (85, 947279), (101, 797215), (113, 712555), (415, 194021), (505, 159443), (565, 142511), (1411, 57065), (1717, 46895), (1921, 41915), (7055, 11413), (8383, 9605), (8585, 9379)]