71353456

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1493}}^1$

素因数の和:1633

約数の個数: 40

約数和(自身を含む): 144499680

約数和(自身を除く): 73146224

約数列:

[1, 2, 4, 8, 16, 29, 58, 103, 116, 206, 232, 412, 464, 824, 1493, 1648, 2986, 2987, 5972, 5974, 11944, 11948, 23888, 23896, 43297, 47792, 86594, 153779, 173188, 307558, 346376, 615116, 692752, 1230232, 2460464, 4459591, 8919182, 17838364, 35676728, 71353456]

約数ペア:

[(1, 71353456), (2, 35676728), (4, 17838364), (8, 8919182), (16, 4459591), (29, 2460464), (58, 1230232), (103, 692752), (116, 615116), (206, 346376), (232, 307558), (412, 173188), (464, 153779), (824, 86594), (1493, 47792), (1648, 43297), (2986, 23896), (2987, 23888), (5972, 11948), (5974, 11944)]