80720604

素因数分解:

$2^2\times 3^3\times {\mathrm{109}}^1\times {\mathrm{6857}}^1$

素因数の和:6979

約数の個数: 48

約数和(自身を含む): 211226400

約数和(自身を除く): 130505796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 109, 218, 327, 436, 654, 981, 1308, 1962, 2943, 3924, 5886, 6857, 11772, 13714, 20571, 27428, 41142, 61713, 82284, 123426, 185139, 246852, 370278, 740556, 747413, 1494826, 2242239, 2989652, 4484478, 6726717, 8968956, 13453434, 20180151, 26906868, 40360302, 80720604]

約数ペア:

[(1, 80720604), (2, 40360302), (3, 26906868), (4, 20180151), (6, 13453434), (9, 8968956), (12, 6726717), (18, 4484478), (27, 2989652), (36, 2242239), (54, 1494826), (108, 747413), (109, 740556), (218, 370278), (327, 246852), (436, 185139), (654, 123426), (981, 82284), (1308, 61713), (1962, 41142), (2943, 27428), (3924, 20571), (5886, 13714), (6857, 11772)]