64638968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3671}}^1$

素因数の和:3779

約数の個数: 32

約数和(自身を含む): 126904320

約数和(自身を除く): 62265352

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 3671, 4402, 7342, 8804, 14684, 17608, 29368, 113801, 227602, 260641, 455204, 521282, 910408, 1042564, 2085128, 8079871, 16159742, 32319484, 64638968]

約数ペア:

[(1, 64638968), (2, 32319484), (4, 16159742), (8, 8079871), (31, 2085128), (62, 1042564), (71, 910408), (124, 521282), (142, 455204), (248, 260641), (284, 227602), (568, 113801), (2201, 29368), (3671, 17608), (4402, 14684), (7342, 8804)]