68438350

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 130804128

約数和(自身を除く): 62365778

約数列:

[1, 2, 5, 10, 25, 50, 97, 103, 137, 194, 206, 274, 485, 515, 685, 970, 1030, 1370, 2425, 2575, 3425, 4850, 5150, 6850, 9991, 13289, 14111, 19982, 26578, 28222, 49955, 66445, 70555, 99910, 132890, 141110, 249775, 332225, 352775, 499550, 664450, 705550, 1368767, 2737534, 6843835, 13687670, 34219175, 68438350]

約数ペア:

[(1, 68438350), (2, 34219175), (5, 13687670), (10, 6843835), (25, 2737534), (50, 1368767), (97, 705550), (103, 664450), (137, 499550), (194, 352775), (206, 332225), (274, 249775), (485, 141110), (515, 132890), (685, 99910), (970, 70555), (1030, 66445), (1370, 49955), (2425, 28222), (2575, 26578), (3425, 19982), (4850, 14111), (5150, 13289), (6850, 9991)]