31234856

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 64627200

約数和(自身を除く): 33392344

約数列:

[1, 2, 4, 8, 29, 31, 43, 58, 62, 86, 101, 116, 124, 172, 202, 232, 248, 344, 404, 808, 899, 1247, 1333, 1798, 2494, 2666, 2929, 3131, 3596, 4343, 4988, 5332, 5858, 6262, 7192, 8686, 9976, 10664, 11716, 12524, 17372, 23432, 25048, 34744, 38657, 77314, 90799, 125947, 134633, 154628, 181598, 251894, 269266, 309256, 363196, 503788, 538532, 726392, 1007576, 1077064, 3904357, 7808714, 15617428, 31234856]

約数ペア:

[(1, 31234856), (2, 15617428), (4, 7808714), (8, 3904357), (29, 1077064), (31, 1007576), (43, 726392), (58, 538532), (62, 503788), (86, 363196), (101, 309256), (116, 269266), (124, 251894), (172, 181598), (202, 154628), (232, 134633), (248, 125947), (344, 90799), (404, 77314), (808, 38657), (899, 34744), (1247, 25048), (1333, 23432), (1798, 17372), (2494, 12524), (2666, 11716), (2929, 10664), (3131, 9976), (3596, 8686), (4343, 7192), (4988, 6262), (5332, 5858)]