71984990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{93487}}^1$

素因数の和:93512

約数の個数: 32

約数和(自身を含む): 161547264

約数和(自身を除く): 89562274

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 93487, 186974, 467435, 654409, 934870, 1028357, 1308818, 2056714, 3272045, 5141785, 6544090, 7198499, 10283570, 14396998, 35992495, 71984990]

約数ペア:

[(1, 71984990), (2, 35992495), (5, 14396998), (7, 10283570), (10, 7198499), (11, 6544090), (14, 5141785), (22, 3272045), (35, 2056714), (55, 1308818), (70, 1028357), (77, 934870), (110, 654409), (154, 467435), (385, 186974), (770, 93487)]