66789625

素因数分解:

$5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2063}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 97883136

約数和(自身を除く): 31093511

約数列:

[1, 5, 7, 25, 35, 37, 125, 175, 185, 259, 875, 925, 1295, 2063, 4625, 6475, 10315, 14441, 32375, 51575, 72205, 76331, 257875, 361025, 381655, 534317, 1805125, 1908275, 2671585, 9541375, 13357925, 66789625]

約数ペア:

[(1, 66789625), (5, 13357925), (7, 9541375), (25, 2671585), (35, 1908275), (37, 1805125), (125, 534317), (175, 381655), (185, 361025), (259, 257875), (875, 76331), (925, 72205), (1295, 51575), (2063, 32375), (4625, 14441), (6475, 10315)]