55387904

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 139073760

約数和(自身を除く): 83685856

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 89, 104, 128, 136, 143, 176, 178, 187, 208, 221, 256, 272, 286, 352, 356, 374, 416, 442, 544, 572, 704, 712, 748, 832, 884, 979, 1088, 1144, 1157, 1408, 1424, 1496, 1513, 1664, 1768, 1958, 2176, 2288, 2314, 2431, 2816, 2848, 2992, 3026, 3328, 3536, 3916, 4352, 4576, 4628, 4862, 5696, 5984, 6052, 7072, 7832, 9152, 9256, 9724, 11392, 11968, 12104, 12727, 14144, 15664, 16643, 18304, 18512, 19448, 19669, 22784, 23936, 24208, 25454, 28288, 31328, 33286, 36608, 37024, 38896, 39338, 47872, 48416, 50908, 56576, 62656, 66572, 74048, 77792, 78676, 96832, 101816, 125312, 133144, 148096, 155584, 157352, 193664, 203632, 216359, 250624, 266288, 296192, 311168, 314704, 387328, 407264, 432718, 532576, 622336, 629408, 814528, 865436, 1065152, 1258816, 1629056, 1730872, 2130304, 2517632, 3258112, 3461744, 4260608, 5035264, 6923488, 13846976, 27693952, 55387904]

約数ペア:

[(1, 55387904), (2, 27693952), (4, 13846976), (8, 6923488), (11, 5035264), (13, 4260608), (16, 3461744), (17, 3258112), (22, 2517632), (26, 2130304), (32, 1730872), (34, 1629056), (44, 1258816), (52, 1065152), (64, 865436), (68, 814528), (88, 629408), (89, 622336), (104, 532576), (128, 432718), (136, 407264), (143, 387328), (176, 314704), (178, 311168), (187, 296192), (208, 266288), (221, 250624), (256, 216359), (272, 203632), (286, 193664), (352, 157352), (356, 155584), (374, 148096), (416, 133144), (442, 125312), (544, 101816), (572, 96832), (704, 78676), (712, 77792), (748, 74048), (832, 66572), (884, 62656), (979, 56576), (1088, 50908), (1144, 48416), (1157, 47872), (1408, 39338), (1424, 38896), (1496, 37024), (1513, 36608), (1664, 33286), (1768, 31328), (1958, 28288), (2176, 25454), (2288, 24208), (2314, 23936), (2431, 22784), (2816, 19669), (2848, 19448), (2992, 18512), (3026, 18304), (3328, 16643), (3536, 15664), (3916, 14144), (4352, 12727), (4576, 12104), (4628, 11968), (4862, 11392), (5696, 9724), (5984, 9256), (6052, 9152), (7072, 7832)]