80121470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1377

約数の個数: 64

約数和(自身を含む): 173505024

約数和(自身を除く): 93383554

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 130, 143, 215, 286, 430, 473, 559, 715, 946, 1118, 1303, 1430, 2365, 2606, 2795, 4730, 5590, 6149, 6515, 12298, 13030, 14333, 16939, 28666, 30745, 33878, 56029, 61490, 71665, 84695, 112058, 143330, 169390, 186329, 280145, 372658, 560290, 616319, 728377, 931645, 1232638, 1456754, 1863290, 3081595, 3641885, 6163190, 7283770, 8012147, 16024294, 40060735, 80121470]

約数ペア:

[(1, 80121470), (2, 40060735), (5, 16024294), (10, 8012147), (11, 7283770), (13, 6163190), (22, 3641885), (26, 3081595), (43, 1863290), (55, 1456754), (65, 1232638), (86, 931645), (110, 728377), (130, 616319), (143, 560290), (215, 372658), (286, 280145), (430, 186329), (473, 169390), (559, 143330), (715, 112058), (946, 84695), (1118, 71665), (1303, 61490), (1430, 56029), (2365, 33878), (2606, 30745), (2795, 28666), (4730, 16939), (5590, 14333), (6149, 13030), (6515, 12298)]