81424144

素因数分解:

$2^4\times {\mathrm{677}}^1\times {\mathrm{7517}}^1$

素因数の和:8202

約数の個数: 20

約数和(自身を含む): 158013324

約数和(自身を除く): 76589180

約数列:

[1, 2, 4, 8, 16, 677, 1354, 2708, 5416, 7517, 10832, 15034, 30068, 60136, 120272, 5089009, 10178018, 20356036, 40712072, 81424144]

約数ペア:

[(1, 81424144), (2, 40712072), (4, 20356036), (8, 10178018), (16, 5089009), (677, 120272), (1354, 60136), (2708, 30068), (5416, 15034), (7517, 10832)]