261248

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 564060

約数和(自身を除く): 302812

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 157, 208, 314, 416, 628, 832, 1256, 1664, 2041, 2512, 4082, 5024, 8164, 10048, 16328, 20096, 32656, 65312, 130624, 261248]

約数ペア:

[(1, 261248), (2, 130624), (4, 65312), (8, 32656), (13, 20096), (16, 16328), (26, 10048), (32, 8164), (52, 5024), (64, 4082), (104, 2512), (128, 2041), (157, 1664), (208, 1256), (314, 832), (416, 628)]