156917020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{12841}}^1$

素因数の和:12910

約数の個数: 48

約数和(自身を含む): 362452608

約数和(自身を除く): 205535588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 12841, 25682, 51364, 64205, 128410, 166933, 256820, 333866, 603527, 667732, 834665, 1207054, 1669330, 2414108, 3017635, 3338660, 6035270, 7845851, 12070540, 15691702, 31383404, 39229255, 78458510, 156917020]

約数ペア:

[(1, 156917020), (2, 78458510), (4, 39229255), (5, 31383404), (10, 15691702), (13, 12070540), (20, 7845851), (26, 6035270), (47, 3338660), (52, 3017635), (65, 2414108), (94, 1669330), (130, 1207054), (188, 834665), (235, 667732), (260, 603527), (470, 333866), (611, 256820), (940, 166933), (1222, 128410), (2444, 64205), (3055, 51364), (6110, 25682), (12220, 12841)]