83478640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149069}}^1$

素因数の和:149089

約数の個数: 40

約数和(自身を含む): 221816160

約数和(自身を除く): 138337520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 149069, 298138, 596276, 745345, 1043483, 1192552, 1490690, 2086966, 2385104, 2981380, 4173932, 5217415, 5962760, 8347864, 10434830, 11925520, 16695728, 20869660, 41739320, 83478640]

約数ペア:

[(1, 83478640), (2, 41739320), (4, 20869660), (5, 16695728), (7, 11925520), (8, 10434830), (10, 8347864), (14, 5962760), (16, 5217415), (20, 4173932), (28, 2981380), (35, 2385104), (40, 2086966), (56, 1490690), (70, 1192552), (80, 1043483), (112, 745345), (140, 596276), (280, 298138), (560, 149069)]