261521504

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 527446080

約数和(自身を除く): 265924576

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 271, 424, 542, 569, 848, 1084, 1138, 1696, 2168, 2276, 4336, 4552, 8672, 9104, 14363, 18208, 28726, 30157, 57452, 60314, 114904, 120628, 154199, 229808, 241256, 308398, 459616, 482512, 616796, 965024, 1233592, 2467184, 4934368, 8172547, 16345094, 32690188, 65380376, 130760752, 261521504]

約数ペア:

[(1, 261521504), (2, 130760752), (4, 65380376), (8, 32690188), (16, 16345094), (32, 8172547), (53, 4934368), (106, 2467184), (212, 1233592), (271, 965024), (424, 616796), (542, 482512), (569, 459616), (848, 308398), (1084, 241256), (1138, 229808), (1696, 154199), (2168, 120628), (2276, 114904), (4336, 60314), (4552, 57452), (8672, 30157), (9104, 28726), (14363, 18208)]