148990465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 205904160

約数和(自身を除く): 56913695

約数列:

[1, 5, 13, 17, 65, 85, 109, 221, 545, 1105, 1237, 1417, 1853, 6185, 7085, 9265, 16081, 21029, 24089, 80405, 105145, 120445, 134833, 273377, 674165, 1366885, 1752829, 2292161, 8764145, 11460805, 29798093, 148990465]

約数ペア:

[(1, 148990465), (5, 29798093), (13, 11460805), (17, 8764145), (65, 2292161), (85, 1752829), (109, 1366885), (221, 674165), (545, 273377), (1105, 134833), (1237, 120445), (1417, 105145), (1853, 80405), (6185, 24089), (7085, 21029), (9265, 16081)]