66968800

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:980

約数の個数: 72

約数和(自身を含む): 165364416

約数和(自身を除く): 98395616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 776, 800, 863, 970, 1552, 1726, 1940, 2425, 3104, 3452, 3880, 4315, 4850, 6904, 7760, 8630, 9700, 13808, 15520, 17260, 19400, 21575, 27616, 34520, 38800, 43150, 69040, 77600, 83711, 86300, 138080, 167422, 172600, 334844, 345200, 418555, 669688, 690400, 837110, 1339376, 1674220, 2092775, 2678752, 3348440, 4185550, 6696880, 8371100, 13393760, 16742200, 33484400, 66968800]

約数ペア:

[(1, 66968800), (2, 33484400), (4, 16742200), (5, 13393760), (8, 8371100), (10, 6696880), (16, 4185550), (20, 3348440), (25, 2678752), (32, 2092775), (40, 1674220), (50, 1339376), (80, 837110), (97, 690400), (100, 669688), (160, 418555), (194, 345200), (200, 334844), (388, 172600), (400, 167422), (485, 138080), (776, 86300), (800, 83711), (863, 77600), (970, 69040), (1552, 43150), (1726, 38800), (1940, 34520), (2425, 27616), (3104, 21575), (3452, 19400), (3880, 17260), (4315, 15520), (4850, 13808), (6904, 9700), (7760, 8630)]