395378464

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 924872256

約数和(自身を除く): 529493792

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 43, 46, 52, 62, 86, 92, 104, 124, 172, 184, 208, 248, 299, 344, 368, 403, 416, 496, 559, 598, 688, 713, 736, 806, 961, 989, 992, 1118, 1196, 1333, 1376, 1426, 1612, 1922, 1978, 2236, 2392, 2666, 2852, 3224, 3844, 3956, 4472, 4784, 5332, 5704, 6448, 7688, 7912, 8944, 9269, 9568, 10664, 11408, 12493, 12857, 12896, 15376, 15824, 17329, 17888, 18538, 21328, 22103, 22816, 24986, 25714, 30659, 30752, 31648, 34658, 37076, 41323, 42656, 44206, 49972, 51428, 61318, 69316, 74152, 82646, 88412, 99944, 102856, 122636, 138632, 148304, 165292, 176824, 199888, 205712, 245272, 277264, 287339, 296608, 330584, 353648, 398567, 399776, 411424, 490544, 537199, 554528, 574678, 661168, 707296, 797134, 950429, 981088, 1074398, 1149356, 1322336, 1594268, 1900858, 2148796, 2298712, 3188536, 3801716, 4297592, 4597424, 6377072, 7603432, 8595184, 9194848, 12355577, 12754144, 15206864, 17190368, 24711154, 30413728, 49422308, 98844616, 197689232, 395378464]

約数ペア:

[(1, 395378464), (2, 197689232), (4, 98844616), (8, 49422308), (13, 30413728), (16, 24711154), (23, 17190368), (26, 15206864), (31, 12754144), (32, 12355577), (43, 9194848), (46, 8595184), (52, 7603432), (62, 6377072), (86, 4597424), (92, 4297592), (104, 3801716), (124, 3188536), (172, 2298712), (184, 2148796), (208, 1900858), (248, 1594268), (299, 1322336), (344, 1149356), (368, 1074398), (403, 981088), (416, 950429), (496, 797134), (559, 707296), (598, 661168), (688, 574678), (713, 554528), (736, 537199), (806, 490544), (961, 411424), (989, 399776), (992, 398567), (1118, 353648), (1196, 330584), (1333, 296608), (1376, 287339), (1426, 277264), (1612, 245272), (1922, 205712), (1978, 199888), (2236, 176824), (2392, 165292), (2666, 148304), (2852, 138632), (3224, 122636), (3844, 102856), (3956, 99944), (4472, 88412), (4784, 82646), (5332, 74152), (5704, 69316), (6448, 61318), (7688, 51428), (7912, 49972), (8944, 44206), (9269, 42656), (9568, 41323), (10664, 37076), (11408, 34658), (12493, 31648), (12857, 30752), (12896, 30659), (15376, 25714), (15824, 24986), (17329, 22816), (17888, 22103), (18538, 21328)]