638111104

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1453}}^1$

素因数の和:1587

約数の個数: 64

約数和(自身を含む): 1316975040

約数和(自身を除く): 678863936

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 73, 94, 128, 146, 188, 292, 376, 584, 752, 1168, 1453, 1504, 2336, 2906, 3008, 3431, 4672, 5812, 6016, 6862, 9344, 11624, 13724, 23248, 27448, 46496, 54896, 68291, 92992, 106069, 109792, 136582, 185984, 212138, 219584, 273164, 424276, 439168, 546328, 848552, 1092656, 1697104, 2185312, 3394208, 4370624, 4985243, 6788416, 8741248, 9970486, 13576832, 19940972, 39881944, 79763888, 159527776, 319055552, 638111104]

約数ペア:

[(1, 638111104), (2, 319055552), (4, 159527776), (8, 79763888), (16, 39881944), (32, 19940972), (47, 13576832), (64, 9970486), (73, 8741248), (94, 6788416), (128, 4985243), (146, 4370624), (188, 3394208), (292, 2185312), (376, 1697104), (584, 1092656), (752, 848552), (1168, 546328), (1453, 439168), (1504, 424276), (2336, 273164), (2906, 219584), (3008, 212138), (3431, 185984), (4672, 136582), (5812, 109792), (6016, 106069), (6862, 92992), (9344, 68291), (11624, 54896), (13724, 46496), (23248, 27448)]