66343840

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9643}}^1$

素因数の和:9701

約数の個数: 48

約数和(自身を含む): 160399008

約数和(自身を除く): 94055168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9643, 19286, 38572, 48215, 77144, 96430, 154288, 192860, 308576, 385720, 414649, 771440, 829298, 1542880, 1658596, 2073245, 3317192, 4146490, 6634384, 8292980, 13268768, 16585960, 33171920, 66343840]

約数ペア:

[(1, 66343840), (2, 33171920), (4, 16585960), (5, 13268768), (8, 8292980), (10, 6634384), (16, 4146490), (20, 3317192), (32, 2073245), (40, 1658596), (43, 1542880), (80, 829298), (86, 771440), (160, 414649), (172, 385720), (215, 308576), (344, 192860), (430, 154288), (688, 96430), (860, 77144), (1376, 48215), (1720, 38572), (3440, 19286), (6880, 9643)]