212958725

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 317860608

約数和(自身を除く): 104901883

約数列:

[1, 5, 7, 23, 25, 35, 115, 157, 161, 175, 337, 575, 785, 805, 1099, 1685, 2359, 3611, 3925, 4025, 5495, 7751, 8425, 11795, 18055, 25277, 27475, 38755, 52909, 54257, 58975, 90275, 126385, 193775, 264545, 271285, 370363, 631925, 1216907, 1322725, 1356425, 1851815, 6084535, 8518349, 9259075, 30422675, 42591745, 212958725]

約数ペア:

[(1, 212958725), (5, 42591745), (7, 30422675), (23, 9259075), (25, 8518349), (35, 6084535), (115, 1851815), (157, 1356425), (161, 1322725), (175, 1216907), (337, 631925), (575, 370363), (785, 271285), (805, 264545), (1099, 193775), (1685, 126385), (2359, 90275), (3611, 58975), (3925, 54257), (4025, 52909), (5495, 38755), (7751, 27475), (8425, 25277), (11795, 18055)]