84113720

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6353}}^1$

素因数の和:6695

約数の個数: 32

約数和(自身を含む): 189857520

約数和(自身を除く): 105743800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6353, 6620, 12706, 13240, 25412, 31765, 50824, 63530, 127060, 254120, 2102843, 4205686, 8411372, 10514215, 16822744, 21028430, 42056860, 84113720]

約数ペア:

[(1, 84113720), (2, 42056860), (4, 21028430), (5, 16822744), (8, 10514215), (10, 8411372), (20, 4205686), (40, 2102843), (331, 254120), (662, 127060), (1324, 63530), (1655, 50824), (2648, 31765), (3310, 25412), (6353, 13240), (6620, 12706)]