64638560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{57713}}^1$

素因数の和:57735

約数の個数: 48

約数和(自身を含む): 174527136

約数和(自身を除く): 109888576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 57713, 115426, 230852, 288565, 403991, 461704, 577130, 807982, 923408, 1154260, 1615964, 1846816, 2019955, 2308520, 3231928, 4039910, 4617040, 6463856, 8079820, 9234080, 12927712, 16159640, 32319280, 64638560]

約数ペア:

[(1, 64638560), (2, 32319280), (4, 16159640), (5, 12927712), (7, 9234080), (8, 8079820), (10, 6463856), (14, 4617040), (16, 4039910), (20, 3231928), (28, 2308520), (32, 2019955), (35, 1846816), (40, 1615964), (56, 1154260), (70, 923408), (80, 807982), (112, 577130), (140, 461704), (160, 403991), (224, 288565), (280, 230852), (560, 115426), (1120, 57713)]