83542720

素因数分解:

$2^6\times 5^1\times {\mathrm{261071}}^1$

素因数の和:261088

約数の個数: 28

約数和(自身を含む): 198936864

約数和(自身を除く): 115394144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 261071, 522142, 1044284, 1305355, 2088568, 2610710, 4177136, 5221420, 8354272, 10442840, 16708544, 20885680, 41771360, 83542720]

約数ペア:

[(1, 83542720), (2, 41771360), (4, 20885680), (5, 16708544), (8, 10442840), (10, 8354272), (16, 5221420), (20, 4177136), (32, 2610710), (40, 2088568), (64, 1305355), (80, 1044284), (160, 522142), (320, 261071)]