71661056

素因数分解:

$2^9\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2174

約数の個数: 40

約数和(自身を含む): 145388760

約数和(自身を除く): 73727704

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 512, 536, 1072, 2089, 2144, 4178, 4288, 8356, 8576, 16712, 17152, 33424, 34304, 66848, 133696, 139963, 267392, 279926, 534784, 559852, 1069568, 1119704, 2239408, 4478816, 8957632, 17915264, 35830528, 71661056]

約数ペア:

[(1, 71661056), (2, 35830528), (4, 17915264), (8, 8957632), (16, 4478816), (32, 2239408), (64, 1119704), (67, 1069568), (128, 559852), (134, 534784), (256, 279926), (268, 267392), (512, 139963), (536, 133696), (1072, 66848), (2089, 34304), (2144, 33424), (4178, 17152), (4288, 16712), (8356, 8576)]