74489680

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4679}}^1$

素因数の和:4891

約数の個数: 40

約数和(自身を含む): 174096000

約数和(自身を除く): 99606320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4679, 7960, 9358, 15920, 18716, 23395, 37432, 46790, 74864, 93580, 187160, 374320, 931121, 1862242, 3724484, 4655605, 7448968, 9311210, 14897936, 18622420, 37244840, 74489680]

約数ペア:

[(1, 74489680), (2, 37244840), (4, 18622420), (5, 14897936), (8, 9311210), (10, 7448968), (16, 4655605), (20, 3724484), (40, 1862242), (80, 931121), (199, 374320), (398, 187160), (796, 93580), (995, 74864), (1592, 46790), (1990, 37432), (3184, 23395), (3980, 18716), (4679, 15920), (7960, 9358)]