61664785

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 97675200

約数和(自身を除く): 36010415

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 455, 637, 665, 931, 1019, 1235, 1729, 3185, 4655, 5095, 7133, 8645, 12103, 13247, 19361, 35665, 49931, 60515, 66235, 92729, 96805, 135527, 249655, 251693, 463645, 649103, 677635, 948689, 1258465, 1761851, 3245515, 4743445, 8809255, 12332957, 61664785]

約数ペア:

[(1, 61664785), (5, 12332957), (7, 8809255), (13, 4743445), (19, 3245515), (35, 1761851), (49, 1258465), (65, 948689), (91, 677635), (95, 649103), (133, 463645), (245, 251693), (247, 249655), (455, 135527), (637, 96805), (665, 92729), (931, 66235), (1019, 60515), (1235, 49931), (1729, 35665), (3185, 19361), (4655, 13247), (5095, 12103), (7133, 8645)]