200966895

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 374446800

約数和(自身を除く): 173479905

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 139, 171, 267, 285, 361, 417, 445, 695, 801, 855, 1083, 1251, 1335, 1691, 1805, 2085, 2641, 3249, 4005, 5073, 5415, 6255, 7923, 8455, 12371, 13205, 15219, 16245, 23769, 25365, 32129, 37113, 39615, 50179, 61855, 76095, 96387, 111339, 118845, 150537, 160645, 185565, 235049, 250895, 289161, 451611, 481935, 556695, 705147, 752685, 1175245, 1445805, 2115441, 2258055, 3525735, 4465931, 10577205, 13397793, 22329655, 40193379, 66988965, 200966895]

約数ペア:

[(1, 200966895), (3, 66988965), (5, 40193379), (9, 22329655), (15, 13397793), (19, 10577205), (45, 4465931), (57, 3525735), (89, 2258055), (95, 2115441), (139, 1445805), (171, 1175245), (267, 752685), (285, 705147), (361, 556695), (417, 481935), (445, 451611), (695, 289161), (801, 250895), (855, 235049), (1083, 185565), (1251, 160645), (1335, 150537), (1691, 118845), (1805, 111339), (2085, 96387), (2641, 76095), (3249, 61855), (4005, 50179), (5073, 39615), (5415, 37113), (6255, 32129), (7923, 25365), (8455, 23769), (12371, 16245), (13205, 15219)]