66575564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 130781952

約数和(自身を除く): 64206388

約数列:

[1, 2, 4, 11, 22, 44, 71, 101, 142, 202, 211, 284, 404, 422, 781, 844, 1111, 1562, 2222, 2321, 3124, 4444, 4642, 7171, 9284, 14342, 14981, 21311, 28684, 29962, 42622, 59924, 78881, 85244, 157762, 164791, 234421, 315524, 329582, 468842, 659164, 937684, 1513081, 3026162, 6052324, 16643891, 33287782, 66575564]

約数ペア:

[(1, 66575564), (2, 33287782), (4, 16643891), (11, 6052324), (22, 3026162), (44, 1513081), (71, 937684), (101, 659164), (142, 468842), (202, 329582), (211, 315524), (284, 234421), (404, 164791), (422, 157762), (781, 85244), (844, 78881), (1111, 59924), (1562, 42622), (2222, 29962), (2321, 28684), (3124, 21311), (4444, 14981), (4642, 14342), (7171, 9284)]