78979600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 220614848

約数和(自身を除く): 141635248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 67, 70, 80, 100, 112, 134, 140, 175, 200, 268, 280, 335, 350, 400, 421, 469, 536, 560, 670, 700, 842, 938, 1072, 1340, 1400, 1675, 1684, 1876, 2105, 2345, 2680, 2800, 2947, 3350, 3368, 3752, 4210, 4690, 5360, 5894, 6700, 6736, 7504, 8420, 9380, 10525, 11725, 11788, 13400, 14735, 16840, 18760, 21050, 23450, 23576, 26800, 28207, 29470, 33680, 37520, 42100, 46900, 47152, 56414, 58940, 73675, 84200, 93800, 112828, 117880, 141035, 147350, 168400, 187600, 197449, 225656, 235760, 282070, 294700, 394898, 451312, 564140, 589400, 705175, 789796, 987245, 1128280, 1178800, 1410350, 1579592, 1974490, 2256560, 2820700, 3159184, 3948980, 4936225, 5641400, 7897960, 9872450, 11282800, 15795920, 19744900, 39489800, 78979600]

約数ペア:

[(1, 78979600), (2, 39489800), (4, 19744900), (5, 15795920), (7, 11282800), (8, 9872450), (10, 7897960), (14, 5641400), (16, 4936225), (20, 3948980), (25, 3159184), (28, 2820700), (35, 2256560), (40, 1974490), (50, 1579592), (56, 1410350), (67, 1178800), (70, 1128280), (80, 987245), (100, 789796), (112, 705175), (134, 589400), (140, 564140), (175, 451312), (200, 394898), (268, 294700), (280, 282070), (335, 235760), (350, 225656), (400, 197449), (421, 187600), (469, 168400), (536, 147350), (560, 141035), (670, 117880), (700, 112828), (842, 93800), (938, 84200), (1072, 73675), (1340, 58940), (1400, 56414), (1675, 47152), (1684, 46900), (1876, 42100), (2105, 37520), (2345, 33680), (2680, 29470), (2800, 28207), (2947, 26800), (3350, 23576), (3368, 23450), (3752, 21050), (4210, 18760), (4690, 16840), (5360, 14735), (5894, 13400), (6700, 11788), (6736, 11725), (7504, 10525), (8420, 9380)]