86973290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1787}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 162722304

約数和(自身を除く): 75749014

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 1787, 3574, 4867, 8935, 9734, 17870, 24335, 48670, 55397, 110794, 276985, 280559, 553970, 561118, 1402795, 2805590, 8697329, 17394658, 43486645, 86973290]

約数ペア:

[(1, 86973290), (2, 43486645), (5, 17394658), (10, 8697329), (31, 2805590), (62, 1402795), (155, 561118), (157, 553970), (310, 280559), (314, 276985), (785, 110794), (1570, 55397), (1787, 48670), (3574, 24335), (4867, 17870), (8935, 9734)]