71451328

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:729

約数の個数: 56

約数和(自身を含む): 153946352

約数和(自身を除く): 82495024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 157, 208, 314, 416, 547, 628, 832, 1094, 1256, 2041, 2188, 2512, 4082, 4376, 5024, 7111, 8164, 8752, 10048, 14222, 16328, 17504, 28444, 32656, 35008, 56888, 65312, 85879, 113776, 130624, 171758, 227552, 343516, 455104, 687032, 1116427, 1374064, 2232854, 2748128, 4465708, 5496256, 8931416, 17862832, 35725664, 71451328]

約数ペア:

[(1, 71451328), (2, 35725664), (4, 17862832), (8, 8931416), (13, 5496256), (16, 4465708), (26, 2748128), (32, 2232854), (52, 1374064), (64, 1116427), (104, 687032), (157, 455104), (208, 343516), (314, 227552), (416, 171758), (547, 130624), (628, 113776), (832, 85879), (1094, 65312), (1256, 56888), (2041, 35008), (2188, 32656), (2512, 28444), (4082, 17504), (4376, 16328), (5024, 14222), (7111, 10048), (8164, 8752)]