81875864

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10993}}^1$

素因数の和:11032

約数の個数: 48

約数和(自身を含む): 187997400

約数和(自身を除く): 106121536

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 7448, 10993, 21986, 43972, 76951, 87944, 153902, 208867, 307804, 417734, 538657, 615608, 835468, 1077314, 1462069, 1670936, 2154628, 2924138, 4309256, 5848276, 10234483, 11696552, 20468966, 40937932, 81875864]

約数ペア:

[(1, 81875864), (2, 40937932), (4, 20468966), (7, 11696552), (8, 10234483), (14, 5848276), (19, 4309256), (28, 2924138), (38, 2154628), (49, 1670936), (56, 1462069), (76, 1077314), (98, 835468), (133, 615608), (152, 538657), (196, 417734), (266, 307804), (392, 208867), (532, 153902), (931, 87944), (1064, 76951), (1862, 43972), (3724, 21986), (7448, 10993)]