68374384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1213}}^1$

素因数の和:1505

約数の個数: 40

約数和(自身を含む): 143310272

約数和(自身を除く): 74935888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 271, 542, 1084, 1213, 2168, 2426, 3523, 4336, 4852, 7046, 9704, 14092, 15769, 19408, 28184, 31538, 56368, 63076, 126152, 252304, 328723, 657446, 1314892, 2629784, 4273399, 5259568, 8546798, 17093596, 34187192, 68374384]

約数ペア:

[(1, 68374384), (2, 34187192), (4, 17093596), (8, 8546798), (13, 5259568), (16, 4273399), (26, 2629784), (52, 1314892), (104, 657446), (208, 328723), (271, 252304), (542, 126152), (1084, 63076), (1213, 56368), (2168, 31538), (2426, 28184), (3523, 19408), (4336, 15769), (4852, 14092), (7046, 9704)]