129440512

素因数分解:

$2^8\times {\mathrm{103}}^1\times {\mathrm{4909}}^1$

素因数の和:5028

約数の個数: 36

約数和(自身を含む): 260937040

約数和(自身を除く): 131496528

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 256, 412, 824, 1648, 3296, 4909, 6592, 9818, 13184, 19636, 26368, 39272, 78544, 157088, 314176, 505627, 628352, 1011254, 1256704, 2022508, 4045016, 8090032, 16180064, 32360128, 64720256, 129440512]

約数ペア:

[(1, 129440512), (2, 64720256), (4, 32360128), (8, 16180064), (16, 8090032), (32, 4045016), (64, 2022508), (103, 1256704), (128, 1011254), (206, 628352), (256, 505627), (412, 314176), (824, 157088), (1648, 78544), (3296, 39272), (4909, 26368), (6592, 19636), (9818, 13184)]