81490552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71233}}^1$

素因数の和:71263

約数の個数: 32

約数和(自身を含む): 179509680

約数和(自身を除く): 98019128

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 71233, 142466, 284932, 569864, 783563, 926029, 1567126, 1852058, 3134252, 3704116, 6268504, 7408232, 10186319, 20372638, 40745276, 81490552]

約数ペア:

[(1, 81490552), (2, 40745276), (4, 20372638), (8, 10186319), (11, 7408232), (13, 6268504), (22, 3704116), (26, 3134252), (44, 1852058), (52, 1567126), (88, 926029), (104, 783563), (143, 569864), (286, 284932), (572, 142466), (1144, 71233)]