56873830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1091}}^1$

素因数の和:1512

約数の個数: 32

約数和(自身を含む): 110623968

約数和(自身を除く): 53750138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 401, 802, 1091, 2005, 2182, 4010, 5213, 5455, 10426, 10910, 14183, 26065, 28366, 52130, 70915, 141830, 437491, 874982, 2187455, 4374910, 5687383, 11374766, 28436915, 56873830]

約数ペア:

[(1, 56873830), (2, 28436915), (5, 11374766), (10, 5687383), (13, 4374910), (26, 2187455), (65, 874982), (130, 437491), (401, 141830), (802, 70915), (1091, 52130), (2005, 28366), (2182, 26065), (4010, 14183), (5213, 10910), (5455, 10426)]