71605648

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 141419520

約数和(自身を除く): 69813872

約数列:

[1, 2, 4, 8, 16, 127, 131, 254, 262, 269, 508, 524, 538, 1016, 1048, 1076, 2032, 2096, 2152, 4304, 16637, 33274, 34163, 35239, 66548, 68326, 70478, 133096, 136652, 140956, 266192, 273304, 281912, 546608, 563824, 4475353, 8950706, 17901412, 35802824, 71605648]

約数ペア:

[(1, 71605648), (2, 35802824), (4, 17901412), (8, 8950706), (16, 4475353), (127, 563824), (131, 546608), (254, 281912), (262, 273304), (269, 266192), (508, 140956), (524, 136652), (538, 133096), (1016, 70478), (1048, 68326), (1076, 66548), (2032, 35239), (2096, 34163), (2152, 33274), (4304, 16637)]