80787512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1259}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 163522800

約数和(自身を除く): 82735288

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 617, 1234, 1259, 2468, 2518, 4936, 5036, 8021, 10072, 16042, 16367, 32084, 32734, 64168, 65468, 130936, 776803, 1553606, 3107212, 6214424, 10098439, 20196878, 40393756, 80787512]

約数ペア:

[(1, 80787512), (2, 40393756), (4, 20196878), (8, 10098439), (13, 6214424), (26, 3107212), (52, 1553606), (104, 776803), (617, 130936), (1234, 65468), (1259, 64168), (2468, 32734), (2518, 32084), (4936, 16367), (5036, 16042), (8021, 10072)]