201926315

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 259459200

約数和(自身を除く): 57532885

約数列:

[1, 5, 23, 89, 109, 115, 181, 445, 545, 905, 2047, 2507, 4163, 9701, 10235, 12535, 16109, 19729, 20815, 48505, 80545, 98645, 223123, 370507, 453767, 1115615, 1755881, 1852535, 2268835, 8779405, 40385263, 201926315]

約数ペア:

[(1, 201926315), (5, 40385263), (23, 8779405), (89, 2268835), (109, 1852535), (115, 1755881), (181, 1115615), (445, 453767), (545, 370507), (905, 223123), (2047, 98645), (2507, 80545), (4163, 48505), (9701, 20815), (10235, 19729), (12535, 16109)]