81713600

素因数分解:

$2^6\times 5^2\times {\mathrm{51071}}^1$

素因数の和:51093

約数の個数: 42

約数和(自身を含む): 201070464

約数和(自身を除く): 119356864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 51071, 102142, 204284, 255355, 408568, 510710, 817136, 1021420, 1276775, 1634272, 2042840, 2553550, 3268544, 4085680, 5107100, 8171360, 10214200, 16342720, 20428400, 40856800, 81713600]

約数ペア:

[(1, 81713600), (2, 40856800), (4, 20428400), (5, 16342720), (8, 10214200), (10, 8171360), (16, 5107100), (20, 4085680), (25, 3268544), (32, 2553550), (40, 2042840), (50, 1634272), (64, 1276775), (80, 1021420), (100, 817136), (160, 510710), (200, 408568), (320, 255355), (400, 204284), (800, 102142), (1600, 51071)]