66538208

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 143564400

約数和(自身を除く): 77026192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 421, 449, 842, 898, 1684, 1796, 3368, 3592, 4631, 4939, 6736, 7184, 9262, 9878, 13472, 14368, 18524, 19756, 37048, 39512, 74096, 79024, 148192, 158048, 189029, 378058, 756116, 1512232, 2079319, 3024464, 4158638, 6048928, 8317276, 16634552, 33269104, 66538208]

約数ペア:

[(1, 66538208), (2, 33269104), (4, 16634552), (8, 8317276), (11, 6048928), (16, 4158638), (22, 3024464), (32, 2079319), (44, 1512232), (88, 756116), (176, 378058), (352, 189029), (421, 158048), (449, 148192), (842, 79024), (898, 74096), (1684, 39512), (1796, 37048), (3368, 19756), (3592, 18524), (4631, 14368), (4939, 13472), (6736, 9878), (7184, 9262)]