81019736

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7127}}^1$

素因数の和:7176

約数の個数: 48

約数和(自身を含む): 182833200

約数和(自身を除く): 101813464

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 2842, 5684, 7127, 11368, 14254, 28508, 49889, 57016, 99778, 199556, 206683, 349223, 399112, 413366, 698446, 826732, 1396892, 1446781, 1653464, 2793784, 2893562, 5787124, 10127467, 11574248, 20254934, 40509868, 81019736]

約数ペア:

[(1, 81019736), (2, 40509868), (4, 20254934), (7, 11574248), (8, 10127467), (14, 5787124), (28, 2893562), (29, 2793784), (49, 1653464), (56, 1446781), (58, 1396892), (98, 826732), (116, 698446), (196, 413366), (203, 399112), (232, 349223), (392, 206683), (406, 199556), (812, 99778), (1421, 57016), (1624, 49889), (2842, 28508), (5684, 14254), (7127, 11368)]