122971300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 277247880

約数和(自身を除く): 154276580

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 89, 100, 164, 178, 205, 337, 356, 410, 445, 674, 820, 890, 1025, 1348, 1685, 1780, 2050, 2225, 3370, 3649, 4100, 4450, 6740, 7298, 8425, 8900, 13817, 14596, 16850, 18245, 27634, 29993, 33700, 36490, 55268, 59986, 69085, 72980, 91225, 119972, 138170, 149965, 182450, 276340, 299930, 345425, 364900, 599860, 690850, 749825, 1229713, 1381700, 1499650, 2459426, 2999300, 4918852, 6148565, 12297130, 24594260, 30742825, 61485650, 122971300]

約数ペア:

[(1, 122971300), (2, 61485650), (4, 30742825), (5, 24594260), (10, 12297130), (20, 6148565), (25, 4918852), (41, 2999300), (50, 2459426), (82, 1499650), (89, 1381700), (100, 1229713), (164, 749825), (178, 690850), (205, 599860), (337, 364900), (356, 345425), (410, 299930), (445, 276340), (674, 182450), (820, 149965), (890, 138170), (1025, 119972), (1348, 91225), (1685, 72980), (1780, 69085), (2050, 59986), (2225, 55268), (3370, 36490), (3649, 33700), (4100, 29993), (4450, 27634), (6740, 18245), (7298, 16850), (8425, 14596), (8900, 13817)]