84982720

素因数分解:

$2^6\times 5^1\times {\mathrm{265571}}^1$

素因数の和:265588

約数の個数: 28

約数和(自身を含む): 202365864

約数和(自身を除く): 117383144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 265571, 531142, 1062284, 1327855, 2124568, 2655710, 4249136, 5311420, 8498272, 10622840, 16996544, 21245680, 42491360, 84982720]

約数ペア:

[(1, 84982720), (2, 42491360), (4, 21245680), (5, 16996544), (8, 10622840), (10, 8498272), (16, 5311420), (20, 4249136), (32, 2655710), (40, 2124568), (64, 1327855), (80, 1062284), (160, 531142), (320, 265571)]