83244140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 204945552

約数和(自身を除く): 121701412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 173, 196, 245, 346, 490, 491, 692, 865, 980, 982, 1211, 1730, 1964, 2422, 2455, 3437, 3460, 4844, 4910, 6055, 6874, 8477, 9820, 12110, 13748, 16954, 17185, 24059, 24220, 33908, 34370, 42385, 48118, 68740, 84770, 84943, 96236, 120295, 169540, 169886, 240590, 339772, 424715, 481180, 594601, 849430, 1189202, 1698860, 2378404, 2973005, 4162207, 5946010, 8324414, 11892020, 16648828, 20811035, 41622070, 83244140]

約数ペア:

[(1, 83244140), (2, 41622070), (4, 20811035), (5, 16648828), (7, 11892020), (10, 8324414), (14, 5946010), (20, 4162207), (28, 2973005), (35, 2378404), (49, 1698860), (70, 1189202), (98, 849430), (140, 594601), (173, 481180), (196, 424715), (245, 339772), (346, 240590), (490, 169886), (491, 169540), (692, 120295), (865, 96236), (980, 84943), (982, 84770), (1211, 68740), (1730, 48118), (1964, 42385), (2422, 34370), (2455, 33908), (3437, 24220), (3460, 24059), (4844, 17185), (4910, 16954), (6055, 13748), (6874, 12110), (8477, 9820)]