63634840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{36997}}^1$

素因数の和:37051

約数の個数: 32

約数和(自身を含む): 146512080

約数和(自身を除く): 82877240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 36997, 73994, 147988, 184985, 295976, 369970, 739940, 1479880, 1590871, 3181742, 6363484, 7954355, 12726968, 15908710, 31817420, 63634840]

約数ペア:

[(1, 63634840), (2, 31817420), (4, 15908710), (5, 12726968), (8, 7954355), (10, 6363484), (20, 3181742), (40, 1590871), (43, 1479880), (86, 739940), (172, 369970), (215, 295976), (344, 184985), (430, 147988), (860, 73994), (1720, 36997)]