81653104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{859}}^1$

素因数の和:1337

約数の個数: 40

約数和(自身を含む): 170943920

約数和(自身を除く): 89290816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 457, 859, 914, 1718, 1828, 3436, 3656, 5941, 6872, 7312, 11167, 11882, 13744, 22334, 23764, 44668, 47528, 89336, 95056, 178672, 392563, 785126, 1570252, 3140504, 5103319, 6281008, 10206638, 20413276, 40826552, 81653104]

約数ペア:

[(1, 81653104), (2, 40826552), (4, 20413276), (8, 10206638), (13, 6281008), (16, 5103319), (26, 3140504), (52, 1570252), (104, 785126), (208, 392563), (457, 178672), (859, 95056), (914, 89336), (1718, 47528), (1828, 44668), (3436, 23764), (3656, 22334), (5941, 13744), (6872, 11882), (7312, 11167)]