648632008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{28559}}^1$

素因数の和:28749

約数の個数: 32

約数和(自身を含む): 1295481600

約数和(自身を除く): 646849592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 167, 334, 668, 1336, 2839, 5678, 11356, 22712, 28559, 57118, 114236, 228472, 485503, 971006, 1942012, 3884024, 4769353, 9538706, 19077412, 38154824, 81079001, 162158002, 324316004, 648632008]

約数ペア:

[(1, 648632008), (2, 324316004), (4, 162158002), (8, 81079001), (17, 38154824), (34, 19077412), (68, 9538706), (136, 4769353), (167, 3884024), (334, 1942012), (668, 971006), (1336, 485503), (2839, 228472), (5678, 114236), (11356, 57118), (22712, 28559)]