68218400

素因数分解:

$2^5\times 5^2\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:606

約数の個数: 72

約数和(自身を含む): 167684580

約数和(自身を除く): 99466180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 269, 317, 400, 538, 634, 800, 1076, 1268, 1345, 1585, 2152, 2536, 2690, 3170, 4304, 5072, 5380, 6340, 6725, 7925, 8608, 10144, 10760, 12680, 13450, 15850, 21520, 25360, 26900, 31700, 43040, 50720, 53800, 63400, 85273, 107600, 126800, 170546, 215200, 253600, 341092, 426365, 682184, 852730, 1364368, 1705460, 2131825, 2728736, 3410920, 4263650, 6821840, 8527300, 13643680, 17054600, 34109200, 68218400]

約数ペア:

[(1, 68218400), (2, 34109200), (4, 17054600), (5, 13643680), (8, 8527300), (10, 6821840), (16, 4263650), (20, 3410920), (25, 2728736), (32, 2131825), (40, 1705460), (50, 1364368), (80, 852730), (100, 682184), (160, 426365), (200, 341092), (269, 253600), (317, 215200), (400, 170546), (538, 126800), (634, 107600), (800, 85273), (1076, 63400), (1268, 53800), (1345, 50720), (1585, 43040), (2152, 31700), (2536, 26900), (2690, 25360), (3170, 21520), (4304, 15850), (5072, 13450), (5380, 12680), (6340, 10760), (6725, 10144), (7925, 8608)]