66796528

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 132019328

約数和(自身を除く): 65222800

約数列:

[1, 2, 4, 8, 16, 97, 193, 194, 223, 386, 388, 446, 772, 776, 892, 1544, 1552, 1784, 3088, 3568, 18721, 21631, 37442, 43039, 43262, 74884, 86078, 86524, 149768, 172156, 173048, 299536, 344312, 346096, 688624, 4174783, 8349566, 16699132, 33398264, 66796528]

約数ペア:

[(1, 66796528), (2, 33398264), (4, 16699132), (8, 8349566), (16, 4174783), (97, 688624), (193, 346096), (194, 344312), (223, 299536), (386, 173048), (388, 172156), (446, 149768), (772, 86524), (776, 86078), (892, 74884), (1544, 43262), (1552, 43039), (1784, 37442), (3088, 21631), (3568, 18721)]