66410864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2297}}^1$

素因数の和:2457

約数の個数: 40

約数和(自身を含む): 139626480

約数和(自身を除く): 73215616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 2297, 3614, 4594, 7228, 9188, 14456, 18376, 28912, 29861, 36752, 59722, 119444, 238888, 319283, 477776, 638566, 1277132, 2554264, 4150679, 5108528, 8301358, 16602716, 33205432, 66410864]

約数ペア:

[(1, 66410864), (2, 33205432), (4, 16602716), (8, 8301358), (13, 5108528), (16, 4150679), (26, 2554264), (52, 1277132), (104, 638566), (139, 477776), (208, 319283), (278, 238888), (556, 119444), (1112, 59722), (1807, 36752), (2224, 29861), (2297, 28912), (3614, 18376), (4594, 14456), (7228, 9188)]