77791928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2039}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 154224000

約数和(自身を除く): 76432072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 251, 502, 1004, 2008, 2039, 4078, 4769, 8156, 9538, 16312, 19076, 38152, 38741, 77482, 154964, 309928, 511789, 1023578, 2047156, 4094312, 9723991, 19447982, 38895964, 77791928]

約数ペア:

[(1, 77791928), (2, 38895964), (4, 19447982), (8, 9723991), (19, 4094312), (38, 2047156), (76, 1023578), (152, 511789), (251, 309928), (502, 154964), (1004, 77482), (2008, 38741), (2039, 38152), (4078, 19076), (4769, 16312), (8156, 9538)]