25880821216

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{1489}}^1$

素因数の和:1964

約数の個数: 96

約数和(自身を含む): 54744984000

約数和(自身を除く): 28864162784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 89, 136, 178, 272, 356, 359, 544, 712, 718, 1424, 1436, 1489, 1513, 2848, 2872, 2978, 3026, 5744, 5956, 6052, 6103, 11488, 11912, 12104, 12206, 23824, 24208, 24412, 25313, 31951, 47648, 48416, 48824, 50626, 63902, 97648, 101252, 127804, 132521, 195296, 202504, 255608, 265042, 405008, 511216, 530084, 534551, 543167, 810016, 1022432, 1060168, 1069102, 1086334, 2120336, 2138204, 2172668, 2252857, 4240672, 4276408, 4345336, 4505714, 8552816, 8690672, 9011428, 9087367, 17105632, 17381344, 18022856, 18174734, 36045712, 36349468, 47575039, 72091424, 72698936, 95150078, 145397872, 190300156, 290795744, 380600312, 761200624, 808775663, 1522401248, 1617551326, 3235102652, 6470205304, 12940410608, 25880821216]

約数ペア:

[(1, 25880821216), (2, 12940410608), (4, 6470205304), (8, 3235102652), (16, 1617551326), (17, 1522401248), (32, 808775663), (34, 761200624), (68, 380600312), (89, 290795744), (136, 190300156), (178, 145397872), (272, 95150078), (356, 72698936), (359, 72091424), (544, 47575039), (712, 36349468), (718, 36045712), (1424, 18174734), (1436, 18022856), (1489, 17381344), (1513, 17105632), (2848, 9087367), (2872, 9011428), (2978, 8690672), (3026, 8552816), (5744, 4505714), (5956, 4345336), (6052, 4276408), (6103, 4240672), (11488, 2252857), (11912, 2172668), (12104, 2138204), (12206, 2120336), (23824, 1086334), (24208, 1069102), (24412, 1060168), (25313, 1022432), (31951, 810016), (47648, 543167), (48416, 534551), (48824, 530084), (50626, 511216), (63902, 405008), (97648, 265042), (101252, 255608), (127804, 202504), (132521, 195296)]