26560928

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 54331200

約数和(自身を除く): 27770272

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 97, 172, 194, 199, 344, 388, 398, 688, 776, 796, 1376, 1552, 1592, 3104, 3184, 4171, 6368, 8342, 8557, 16684, 17114, 19303, 33368, 34228, 38606, 66736, 68456, 77212, 133472, 136912, 154424, 273824, 308848, 617696, 830029, 1660058, 3320116, 6640232, 13280464, 26560928]

約数ペア:

[(1, 26560928), (2, 13280464), (4, 6640232), (8, 3320116), (16, 1660058), (32, 830029), (43, 617696), (86, 308848), (97, 273824), (172, 154424), (194, 136912), (199, 133472), (344, 77212), (388, 68456), (398, 66736), (688, 38606), (776, 34228), (796, 33368), (1376, 19303), (1552, 17114), (1592, 16684), (3104, 8557), (3184, 8342), (4171, 6368)]