81782192

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{70019}}^1$

素因数の和:70100

約数の個数: 20

約数和(自身を含む): 160625880

約数和(自身を除く): 78843688

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 70019, 140038, 280076, 560152, 1120304, 5111387, 10222774, 20445548, 40891096, 81782192]

約数ペア:

[(1, 81782192), (2, 40891096), (4, 20445548), (8, 10222774), (16, 5111387), (73, 1120304), (146, 560152), (292, 280076), (584, 140038), (1168, 70019)]