128520104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{8209}}^1$

素因数の和:8337

約数の個数: 32

約数和(自身を含む): 256152000

約数和(自身を除く): 127631896

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 1957, 3914, 7828, 8209, 15656, 16418, 32836, 65672, 155971, 311942, 623884, 845527, 1247768, 1691054, 3382108, 6764216, 16065013, 32130026, 64260052, 128520104]

約数ペア:

[(1, 128520104), (2, 64260052), (4, 32130026), (8, 16065013), (19, 6764216), (38, 3382108), (76, 1691054), (103, 1247768), (152, 845527), (206, 623884), (412, 311942), (824, 155971), (1957, 65672), (3914, 32836), (7828, 16418), (8209, 15656)]