20125971305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{169489}}^1$

素因数の和:169649

約数の個数: 32

約数和(自身を含む): 28116357120

約数和(自身を除く): 7990385815

約数列:

[1, 5, 11, 17, 55, 85, 127, 187, 635, 935, 1397, 2159, 6985, 10795, 23749, 118745, 169489, 847445, 1864379, 2881313, 9321895, 14406565, 21525103, 31694443, 107625515, 158472215, 236776133, 365926751, 1183880665, 1829633755, 4025194261, 20125971305]

約数ペア:

[(1, 20125971305), (5, 4025194261), (11, 1829633755), (17, 1183880665), (55, 365926751), (85, 236776133), (127, 158472215), (187, 107625515), (635, 31694443), (935, 21525103), (1397, 14406565), (2159, 9321895), (6985, 2881313), (10795, 1864379), (23749, 847445), (118745, 169489)]