140370976

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2105

約数の個数: 48

約数和(自身を含む): 289433088

約数和(自身を除く): 149062112

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 71, 124, 142, 248, 284, 496, 568, 992, 1136, 1993, 2201, 2272, 3986, 4402, 7972, 8804, 15944, 17608, 31888, 35216, 61783, 63776, 70432, 123566, 141503, 247132, 283006, 494264, 566012, 988528, 1132024, 1977056, 2264048, 4386593, 4528096, 8773186, 17546372, 35092744, 70185488, 140370976]

約数ペア:

[(1, 140370976), (2, 70185488), (4, 35092744), (8, 17546372), (16, 8773186), (31, 4528096), (32, 4386593), (62, 2264048), (71, 1977056), (124, 1132024), (142, 988528), (248, 566012), (284, 494264), (496, 283006), (568, 247132), (992, 141503), (1136, 123566), (1993, 70432), (2201, 63776), (2272, 61783), (3986, 35216), (4402, 31888), (7972, 17608), (8804, 15944)]