131694280

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{8971}}^1$

素因数の和:9349

約数の個数: 32

約数和(自身を含む): 297152640

約数和(自身を除く): 165458360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 7340, 8971, 14680, 17942, 35884, 44855, 71768, 89710, 179420, 358840, 3292357, 6584714, 13169428, 16461785, 26338856, 32923570, 65847140, 131694280]

約数ペア:

[(1, 131694280), (2, 65847140), (4, 32923570), (5, 26338856), (8, 16461785), (10, 13169428), (20, 6584714), (40, 3292357), (367, 358840), (734, 179420), (1468, 89710), (1835, 71768), (2936, 44855), (3670, 35884), (7340, 17942), (8971, 14680)]