88859720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{12841}}^1$

素因数の和:13025

約数の個数: 32

約数和(自身を含む): 201105720

約数和(自身を除く): 112246000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 12841, 25682, 51364, 64205, 102728, 128410, 256820, 513640, 2221493, 4442986, 8885972, 11107465, 17771944, 22214930, 44429860, 88859720]

約数ペア:

[(1, 88859720), (2, 44429860), (4, 22214930), (5, 17771944), (8, 11107465), (10, 8885972), (20, 4442986), (40, 2221493), (173, 513640), (346, 256820), (692, 128410), (865, 102728), (1384, 64205), (1730, 51364), (3460, 25682), (6920, 12841)]