155111425

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 232485120

約数和(自身を除く): 77373695

約数列:

[1, 5, 7, 23, 25, 35, 89, 115, 161, 175, 433, 445, 575, 623, 805, 2047, 2165, 2225, 3031, 3115, 4025, 9959, 10235, 10825, 14329, 15155, 15575, 38537, 49795, 51175, 69713, 71645, 75775, 192685, 248975, 269759, 348565, 358225, 886351, 963425, 1348795, 1742825, 4431755, 6204457, 6743975, 22158775, 31022285, 155111425]

約数ペア:

[(1, 155111425), (5, 31022285), (7, 22158775), (23, 6743975), (25, 6204457), (35, 4431755), (89, 1742825), (115, 1348795), (161, 963425), (175, 886351), (433, 358225), (445, 348565), (575, 269759), (623, 248975), (805, 192685), (2047, 75775), (2165, 71645), (2225, 69713), (3031, 51175), (3115, 49795), (4025, 38537), (9959, 15575), (10235, 15155), (10825, 14329)]