81411776

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{74827}}^1$

素因数の和:74856

約数の個数: 28

約数和(自身を含む): 171056808

約数和(自身を除く): 89645032

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 74827, 149654, 299308, 598616, 1197232, 1272059, 2394464, 2544118, 4788928, 5088236, 10176472, 20352944, 40705888, 81411776]

約数ペア:

[(1, 81411776), (2, 40705888), (4, 20352944), (8, 10176472), (16, 5088236), (17, 4788928), (32, 2544118), (34, 2394464), (64, 1272059), (68, 1197232), (136, 598616), (272, 299308), (544, 149654), (1088, 74827)]