81585248

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 164656800

約数和(自身を除く): 83071552

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 149, 241, 284, 298, 482, 568, 596, 964, 1136, 1192, 1928, 2272, 2384, 3856, 4768, 7712, 10579, 17111, 21158, 34222, 35909, 42316, 68444, 71818, 84632, 136888, 143636, 169264, 273776, 287272, 338528, 547552, 574544, 1149088, 2549539, 5099078, 10198156, 20396312, 40792624, 81585248]

約数ペア:

[(1, 81585248), (2, 40792624), (4, 20396312), (8, 10198156), (16, 5099078), (32, 2549539), (71, 1149088), (142, 574544), (149, 547552), (241, 338528), (284, 287272), (298, 273776), (482, 169264), (568, 143636), (596, 136888), (964, 84632), (1136, 71818), (1192, 68444), (1928, 42316), (2272, 35909), (2384, 34222), (3856, 21158), (4768, 17111), (7712, 10579)]