72108988

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{4657}}^1$

素因数の和:4754

約数の個数: 36

約数和(自身を含む): 148683360

約数和(自身を除く): 76574372

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 2212, 3871, 4657, 7742, 9314, 15484, 18628, 32599, 65198, 130396, 228193, 367903, 456386, 735806, 912772, 1471612, 2575321, 5150642, 10301284, 18027247, 36054494, 72108988]

約数ペア:

[(1, 72108988), (2, 36054494), (4, 18027247), (7, 10301284), (14, 5150642), (28, 2575321), (49, 1471612), (79, 912772), (98, 735806), (158, 456386), (196, 367903), (316, 228193), (553, 130396), (1106, 65198), (2212, 32599), (3871, 18628), (4657, 15484), (7742, 9314)]