82579760

素因数分解:

$2^4\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1019}}^1$

素因数の和:2045

約数の個数: 40

約数和(自身を含む): 192376080

約数和(自身を除く): 109796320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1013, 1019, 2026, 2038, 4052, 4076, 5065, 5095, 8104, 8152, 10130, 10190, 16208, 16304, 20260, 20380, 40520, 40760, 81040, 81520, 1032247, 2064494, 4128988, 5161235, 8257976, 10322470, 16515952, 20644940, 41289880, 82579760]

約数ペア:

[(1, 82579760), (2, 41289880), (4, 20644940), (5, 16515952), (8, 10322470), (10, 8257976), (16, 5161235), (20, 4128988), (40, 2064494), (80, 1032247), (1013, 81520), (1019, 81040), (2026, 40760), (2038, 40520), (4052, 20380), (4076, 20260), (5065, 16304), (5095, 16208), (8104, 10190), (8152, 10130)]