81662288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{300229}}^1$

素因数の和:300254

約数の個数: 20

約数和(自身を含む): 167528340

約数和(自身を除く): 85866052

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 300229, 600458, 1200916, 2401832, 4803664, 5103893, 10207786, 20415572, 40831144, 81662288]

約数ペア:

[(1, 81662288), (2, 40831144), (4, 20415572), (8, 10207786), (16, 5103893), (17, 4803664), (34, 2401832), (68, 1200916), (136, 600458), (272, 300229)]