77538890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 170444736

約数和(自身を除く): 92905846

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 97, 110, 130, 143, 169, 194, 215, 286, 338, 430, 473, 485, 559, 715, 845, 946, 970, 1067, 1118, 1261, 1430, 1690, 1859, 2134, 2365, 2522, 2795, 3718, 4171, 4730, 5335, 5590, 6149, 6305, 7267, 8342, 9295, 10670, 12298, 12610, 13871, 14534, 16393, 18590, 20855, 27742, 30745, 32786, 36335, 41710, 45881, 54223, 61490, 69355, 72670, 79937, 81965, 91762, 108446, 138710, 159874, 163930, 180323, 229405, 271115, 360646, 399685, 458810, 542230, 596453, 704899, 799370, 901615, 1192906, 1409798, 1803230, 2982265, 3524495, 5964530, 7048990, 7753889, 15507778, 38769445, 77538890]

約数ペア:

[(1, 77538890), (2, 38769445), (5, 15507778), (10, 7753889), (11, 7048990), (13, 5964530), (22, 3524495), (26, 2982265), (43, 1803230), (55, 1409798), (65, 1192906), (86, 901615), (97, 799370), (110, 704899), (130, 596453), (143, 542230), (169, 458810), (194, 399685), (215, 360646), (286, 271115), (338, 229405), (430, 180323), (473, 163930), (485, 159874), (559, 138710), (715, 108446), (845, 91762), (946, 81965), (970, 79937), (1067, 72670), (1118, 69355), (1261, 61490), (1430, 54223), (1690, 45881), (1859, 41710), (2134, 36335), (2365, 32786), (2522, 30745), (2795, 27742), (3718, 20855), (4171, 18590), (4730, 16393), (5335, 14534), (5590, 13871), (6149, 12610), (6305, 12298), (7267, 10670), (8342, 9295)]