200964995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 321269760

約数和(自身を除く): 120304765

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 83, 95, 133, 209, 331, 385, 415, 581, 665, 913, 1045, 1463, 1577, 1655, 2317, 2905, 3641, 4565, 6289, 6391, 7315, 7885, 11039, 11585, 17347, 18205, 25487, 27473, 31445, 31955, 44023, 55195, 69179, 86735, 121429, 127435, 137365, 192311, 220115, 302203, 345895, 484253, 521987, 607145, 961555, 1511015, 2115421, 2421265, 2609935, 3653909, 5741857, 10577105, 18269545, 28709285, 40192999, 200964995]

約数ペア:

[(1, 200964995), (5, 40192999), (7, 28709285), (11, 18269545), (19, 10577105), (35, 5741857), (55, 3653909), (77, 2609935), (83, 2421265), (95, 2115421), (133, 1511015), (209, 961555), (331, 607145), (385, 521987), (415, 484253), (581, 345895), (665, 302203), (913, 220115), (1045, 192311), (1463, 137365), (1577, 127435), (1655, 121429), (2317, 86735), (2905, 69179), (3641, 55195), (4565, 44023), (6289, 31955), (6391, 31445), (7315, 27473), (7885, 25487), (11039, 18205), (11585, 17347)]