71991136

素因数分解:

$2^5\times 7^1\times {\mathrm{557}}^1\times {\mathrm{577}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 162552096

約数和(自身を除く): 90560960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 557, 577, 1114, 1154, 2228, 2308, 3899, 4039, 4456, 4616, 7798, 8078, 8912, 9232, 15596, 16156, 17824, 18464, 31192, 32312, 62384, 64624, 124768, 129248, 321389, 642778, 1285556, 2249723, 2571112, 4499446, 5142224, 8998892, 10284448, 17997784, 35995568, 71991136]

約数ペア:

[(1, 71991136), (2, 35995568), (4, 17997784), (7, 10284448), (8, 8998892), (14, 5142224), (16, 4499446), (28, 2571112), (32, 2249723), (56, 1285556), (112, 642778), (224, 321389), (557, 129248), (577, 124768), (1114, 64624), (1154, 62384), (2228, 32312), (2308, 31192), (3899, 18464), (4039, 17824), (4456, 16156), (4616, 15596), (7798, 9232), (8078, 8912)]