80646215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 112311360

約数和(自身を除く): 31665145

約数列:

[1, 5, 13, 17, 59, 65, 85, 221, 295, 767, 1003, 1105, 1237, 3835, 5015, 6185, 13039, 16081, 21029, 65195, 72983, 80405, 105145, 273377, 364915, 948779, 1240711, 1366885, 4743895, 6203555, 16129243, 80646215]

約数ペア:

[(1, 80646215), (5, 16129243), (13, 6203555), (17, 4743895), (59, 1366885), (65, 1240711), (85, 948779), (221, 364915), (295, 273377), (767, 105145), (1003, 80405), (1105, 72983), (1237, 65195), (3835, 21029), (5015, 16081), (6185, 13039)]