83239580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 178700256

約数和(自身を除く): 95460676

約数列:

[1, 2, 4, 5, 10, 20, 97, 107, 194, 214, 388, 401, 428, 485, 535, 802, 970, 1070, 1604, 1940, 2005, 2140, 4010, 8020, 10379, 20758, 38897, 41516, 42907, 51895, 77794, 85814, 103790, 155588, 171628, 194485, 207580, 214535, 388970, 429070, 777940, 858140, 4161979, 8323958, 16647916, 20809895, 41619790, 83239580]

約数ペア:

[(1, 83239580), (2, 41619790), (4, 20809895), (5, 16647916), (10, 8323958), (20, 4161979), (97, 858140), (107, 777940), (194, 429070), (214, 388970), (388, 214535), (401, 207580), (428, 194485), (485, 171628), (535, 155588), (802, 103790), (970, 85814), (1070, 77794), (1604, 51895), (1940, 42907), (2005, 41516), (2140, 38897), (4010, 20758), (8020, 10379)]