128958544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 296231040

約数和(自身を除く): 167272496

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 157, 176, 208, 286, 314, 359, 572, 628, 718, 1144, 1256, 1436, 1727, 2041, 2288, 2512, 2872, 3454, 3949, 4082, 4667, 5744, 6908, 7898, 8164, 9334, 13816, 15796, 16328, 18668, 22451, 27632, 31592, 32656, 37336, 44902, 51337, 56363, 63184, 74672, 89804, 102674, 112726, 179608, 205348, 225452, 359216, 410696, 450904, 619993, 732719, 821392, 901808, 1239986, 1465438, 2479972, 2930876, 4959944, 5861752, 8059909, 9919888, 11723504, 16119818, 32239636, 64479272, 128958544]

約数ペア:

[(1, 128958544), (2, 64479272), (4, 32239636), (8, 16119818), (11, 11723504), (13, 9919888), (16, 8059909), (22, 5861752), (26, 4959944), (44, 2930876), (52, 2479972), (88, 1465438), (104, 1239986), (143, 901808), (157, 821392), (176, 732719), (208, 619993), (286, 450904), (314, 410696), (359, 359216), (572, 225452), (628, 205348), (718, 179608), (1144, 112726), (1256, 102674), (1436, 89804), (1727, 74672), (2041, 63184), (2288, 56363), (2512, 51337), (2872, 44902), (3454, 37336), (3949, 32656), (4082, 31592), (4667, 27632), (5744, 22451), (6908, 18668), (7898, 16328), (8164, 15796), (9334, 13816)]