77989912

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9739}}^1$

素因数の和:9776

約数の個数: 64

約数和(自身を含む): 196358400

約数和(自身を除く): 118368488

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 9739, 19478, 38956, 68173, 77912, 107129, 126607, 136346, 214258, 253214, 272692, 428516, 506428, 545384, 749903, 857032, 886249, 1012856, 1392677, 1499806, 1772498, 2785354, 2999612, 3544996, 5570708, 5999224, 7089992, 9748739, 11141416, 19497478, 38994956, 77989912]

約数ペア:

[(1, 77989912), (2, 38994956), (4, 19497478), (7, 11141416), (8, 9748739), (11, 7089992), (13, 5999224), (14, 5570708), (22, 3544996), (26, 2999612), (28, 2785354), (44, 1772498), (52, 1499806), (56, 1392677), (77, 1012856), (88, 886249), (91, 857032), (104, 749903), (143, 545384), (154, 506428), (182, 428516), (286, 272692), (308, 253214), (364, 214258), (572, 136346), (616, 126607), (728, 107129), (1001, 77912), (1144, 68173), (2002, 38956), (4004, 19478), (8008, 9739)]