80222828

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{21871}}^1$

素因数の和:22013

約数の個数: 24

約数和(自身を含む): 161677824

約数和(自身を除く): 81454996

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 21871, 43742, 87484, 153097, 306194, 612388, 2865101, 5730202, 11460404, 20055707, 40111414, 80222828]

約数ペア:

[(1, 80222828), (2, 40111414), (4, 20055707), (7, 11460404), (14, 5730202), (28, 2865101), (131, 612388), (262, 306194), (524, 153097), (917, 87484), (1834, 43742), (3668, 21871)]