81112864

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11681}}^1$

素因数の和:11729

約数の個数: 48

約数和(自身を含む): 188407296

約数和(自身を除く): 107294432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 11681, 23362, 46724, 81767, 93448, 163534, 186896, 327068, 362111, 373792, 654136, 724222, 1308272, 1448444, 2534777, 2616544, 2896888, 5069554, 5793776, 10139108, 11587552, 20278216, 40556432, 81112864]

約数ペア:

[(1, 81112864), (2, 40556432), (4, 20278216), (7, 11587552), (8, 10139108), (14, 5793776), (16, 5069554), (28, 2896888), (31, 2616544), (32, 2534777), (56, 1448444), (62, 1308272), (112, 724222), (124, 654136), (217, 373792), (224, 362111), (248, 327068), (434, 186896), (496, 163534), (868, 93448), (992, 81767), (1736, 46724), (3472, 23362), (6944, 11681)]