64331060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 143700480

約数和(自身を除く): 79369420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 431, 439, 862, 878, 1724, 1756, 2155, 2195, 4310, 4390, 7327, 7463, 8620, 8780, 14654, 14926, 29308, 29852, 36635, 37315, 73270, 74630, 146540, 149260, 189209, 378418, 756836, 946045, 1892090, 3216553, 3784180, 6433106, 12866212, 16082765, 32165530, 64331060]

約数ペア:

[(1, 64331060), (2, 32165530), (4, 16082765), (5, 12866212), (10, 6433106), (17, 3784180), (20, 3216553), (34, 1892090), (68, 946045), (85, 756836), (170, 378418), (340, 189209), (431, 149260), (439, 146540), (862, 74630), (878, 73270), (1724, 37315), (1756, 36635), (2155, 29852), (2195, 29308), (4310, 14926), (4390, 14654), (7327, 8780), (7463, 8620)]