66591856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5209}}^1$

素因数の和:5281

約数の個数: 40

約数和(自身を含む): 139544640

約数和(自身を除く): 72952784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 1598, 3196, 5209, 6392, 10418, 12784, 20836, 41672, 83344, 88553, 177106, 244823, 354212, 489646, 708424, 979292, 1416848, 1958584, 3917168, 4161991, 8323982, 16647964, 33295928, 66591856]

約数ペア:

[(1, 66591856), (2, 33295928), (4, 16647964), (8, 8323982), (16, 4161991), (17, 3917168), (34, 1958584), (47, 1416848), (68, 979292), (94, 708424), (136, 489646), (188, 354212), (272, 244823), (376, 177106), (752, 88553), (799, 83344), (1598, 41672), (3196, 20836), (5209, 12784), (6392, 10418)]