245344

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 571536

約数和(自身を除く): 326192

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 41, 44, 68, 82, 88, 136, 164, 176, 187, 272, 328, 352, 374, 451, 544, 656, 697, 748, 902, 1312, 1394, 1496, 1804, 2788, 2992, 3608, 5576, 5984, 7216, 7667, 11152, 14432, 15334, 22304, 30668, 61336, 122672, 245344]

約数ペア:

[(1, 245344), (2, 122672), (4, 61336), (8, 30668), (11, 22304), (16, 15334), (17, 14432), (22, 11152), (32, 7667), (34, 7216), (41, 5984), (44, 5576), (68, 3608), (82, 2992), (88, 2788), (136, 1804), (164, 1496), (176, 1394), (187, 1312), (272, 902), (328, 748), (352, 697), (374, 656), (451, 544)]