8994289408

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{87181}}^1$

素因数の和:87241

約数の個数: 72

約数和(自身を含む): 19958400896

約数和(自身を除く): 10964111488

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 3224, 3328, 3968, 6448, 7936, 12896, 25792, 51584, 87181, 103168, 174362, 348724, 697448, 1133353, 1394896, 2266706, 2702611, 2789792, 4533412, 5405222, 5579584, 9066824, 10810444, 11159168, 18133648, 21620888, 22318336, 35133943, 36267296, 43241776, 70267886, 72534592, 86483552, 140535772, 145069184, 172967104, 281071544, 290138368, 345934208, 562143088, 691868416, 1124286176, 2248572352, 4497144704, 8994289408]

約数ペア:

[(1, 8994289408), (2, 4497144704), (4, 2248572352), (8, 1124286176), (13, 691868416), (16, 562143088), (26, 345934208), (31, 290138368), (32, 281071544), (52, 172967104), (62, 145069184), (64, 140535772), (104, 86483552), (124, 72534592), (128, 70267886), (208, 43241776), (248, 36267296), (256, 35133943), (403, 22318336), (416, 21620888), (496, 18133648), (806, 11159168), (832, 10810444), (992, 9066824), (1612, 5579584), (1664, 5405222), (1984, 4533412), (3224, 2789792), (3328, 2702611), (3968, 2266706), (6448, 1394896), (7936, 1133353), (12896, 697448), (25792, 348724), (51584, 174362), (87181, 103168)]