86928440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27509}}^1$

素因数の和:27599

約数の個数: 32

約数和(自身を含む): 198072000

約数和(自身を除く): 111143560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 27509, 55018, 110036, 137545, 220072, 275090, 550180, 1100360, 2173211, 4346422, 8692844, 10866055, 17385688, 21732110, 43464220, 86928440]

約数ペア:

[(1, 86928440), (2, 43464220), (4, 21732110), (5, 17385688), (8, 10866055), (10, 8692844), (20, 4346422), (40, 2173211), (79, 1100360), (158, 550180), (316, 275090), (395, 220072), (632, 137545), (790, 110036), (1580, 55018), (3160, 27509)]