248480752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 540277920

約数和(自身を除く): 291797168

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 83, 104, 148, 166, 208, 296, 332, 389, 481, 592, 664, 778, 962, 1079, 1328, 1556, 1924, 2158, 3071, 3112, 3848, 4316, 5057, 6142, 6224, 7696, 8632, 10114, 12284, 14393, 17264, 20228, 24568, 28786, 32287, 39923, 40456, 49136, 57572, 64574, 79846, 80912, 115144, 129148, 159692, 187109, 230288, 258296, 319384, 374218, 419731, 516592, 638768, 748436, 839462, 1194619, 1496872, 1678924, 2389238, 2993744, 3357848, 4778476, 6715696, 9556952, 15530047, 19113904, 31060094, 62120188, 124240376, 248480752]

約数ペア:

[(1, 248480752), (2, 124240376), (4, 62120188), (8, 31060094), (13, 19113904), (16, 15530047), (26, 9556952), (37, 6715696), (52, 4778476), (74, 3357848), (83, 2993744), (104, 2389238), (148, 1678924), (166, 1496872), (208, 1194619), (296, 839462), (332, 748436), (389, 638768), (481, 516592), (592, 419731), (664, 374218), (778, 319384), (962, 258296), (1079, 230288), (1328, 187109), (1556, 159692), (1924, 129148), (2158, 115144), (3071, 80912), (3112, 79846), (3848, 64574), (4316, 57572), (5057, 49136), (6142, 40456), (6224, 39923), (7696, 32287), (8632, 28786), (10114, 24568), (12284, 20228), (14393, 17264)]