2681226496

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42403}}^1$

素因数の和:42451

約数の個数: 72

約数和(自身を含む): 6067164320

約数和(自身を除く): 3385937824

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3328, 3952, 4864, 7904, 15808, 31616, 42403, 63232, 84806, 169612, 339224, 551239, 678448, 805657, 1102478, 1356896, 1611314, 2204956, 2713792, 3222628, 4409912, 5427584, 6445256, 8819824, 10473541, 10855168, 12890512, 17639648, 20947082, 25781024, 35279296, 41894164, 51562048, 70558592, 83788328, 103124096, 141117184, 167576656, 206248192, 335153312, 670306624, 1340613248, 2681226496]

約数ペア:

[(1, 2681226496), (2, 1340613248), (4, 670306624), (8, 335153312), (13, 206248192), (16, 167576656), (19, 141117184), (26, 103124096), (32, 83788328), (38, 70558592), (52, 51562048), (64, 41894164), (76, 35279296), (104, 25781024), (128, 20947082), (152, 17639648), (208, 12890512), (247, 10855168), (256, 10473541), (304, 8819824), (416, 6445256), (494, 5427584), (608, 4409912), (832, 3222628), (988, 2713792), (1216, 2204956), (1664, 1611314), (1976, 1356896), (2432, 1102478), (3328, 805657), (3952, 678448), (4864, 551239), (7904, 339224), (15808, 169612), (31616, 84806), (42403, 63232)]