79408640

素因数分解:

$2^9\times 5^1\times {\mathrm{31019}}^1$

素因数の和:31042

約数の個数: 40

約数和(自身を含む): 190400760

約数和(自身を除く): 110992120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 31019, 62038, 124076, 155095, 248152, 310190, 496304, 620380, 992608, 1240760, 1985216, 2481520, 3970432, 4963040, 7940864, 9926080, 15881728, 19852160, 39704320, 79408640]

約数ペア:

[(1, 79408640), (2, 39704320), (4, 19852160), (5, 15881728), (8, 9926080), (10, 7940864), (16, 4963040), (20, 3970432), (32, 2481520), (40, 1985216), (64, 1240760), (80, 992608), (128, 620380), (160, 496304), (256, 310190), (320, 248152), (512, 155095), (640, 124076), (1280, 62038), (2560, 31019)]