7029688900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{27449}}^1$

素因数の和:27673

約数の個数: 72

約数和(自身を含む): 16511833800

約数和(自身を除く): 9482144900

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 197, 260, 325, 394, 650, 788, 985, 1300, 1970, 2561, 3940, 4925, 5122, 9850, 10244, 12805, 19700, 25610, 27449, 51220, 54898, 64025, 109796, 128050, 137245, 256100, 274490, 356837, 548980, 686225, 713674, 1372450, 1427348, 1784185, 2744900, 3568370, 5407453, 7136740, 8920925, 10814906, 17841850, 21629812, 27037265, 35683700, 54074530, 70296889, 108149060, 135186325, 140593778, 270372650, 281187556, 351484445, 540745300, 702968890, 1405937780, 1757422225, 3514844450, 7029688900]

約数ペア:

[(1, 7029688900), (2, 3514844450), (4, 1757422225), (5, 1405937780), (10, 702968890), (13, 540745300), (20, 351484445), (25, 281187556), (26, 270372650), (50, 140593778), (52, 135186325), (65, 108149060), (100, 70296889), (130, 54074530), (197, 35683700), (260, 27037265), (325, 21629812), (394, 17841850), (650, 10814906), (788, 8920925), (985, 7136740), (1300, 5407453), (1970, 3568370), (2561, 2744900), (3940, 1784185), (4925, 1427348), (5122, 1372450), (9850, 713674), (10244, 686225), (12805, 548980), (19700, 356837), (25610, 274490), (27449, 256100), (51220, 137245), (54898, 128050), (64025, 109796)]