31385570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{349}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 62710200

約数和(自身を除く): 31324630

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 349, 391, 529, 698, 782, 1058, 1745, 1955, 2645, 3490, 3910, 5290, 5933, 8027, 8993, 11866, 16054, 17986, 29665, 40135, 44965, 59330, 80270, 89930, 136459, 184621, 272918, 369242, 682295, 923105, 1364590, 1846210, 3138557, 6277114, 15692785, 31385570]

約数ペア:

[(1, 31385570), (2, 15692785), (5, 6277114), (10, 3138557), (17, 1846210), (23, 1364590), (34, 923105), (46, 682295), (85, 369242), (115, 272918), (170, 184621), (230, 136459), (349, 89930), (391, 80270), (529, 59330), (698, 44965), (782, 40135), (1058, 29665), (1745, 17986), (1955, 16054), (2645, 11866), (3490, 8993), (3910, 8027), (5290, 5933)]