201265880

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{30869}}^1$

素因数の和:31043

約数の個数: 32

約数和(自身を含む): 455641200

約数和(自身を除く): 254375320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 30869, 61738, 123476, 154345, 246952, 308690, 617380, 1234760, 5031647, 10063294, 20126588, 25158235, 40253176, 50316470, 100632940, 201265880]

約数ペア:

[(1, 201265880), (2, 100632940), (4, 50316470), (5, 40253176), (8, 25158235), (10, 20126588), (20, 10063294), (40, 5031647), (163, 1234760), (326, 617380), (652, 308690), (815, 246952), (1304, 154345), (1630, 123476), (3260, 61738), (6520, 30869)]