51619295

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 81779040

約数和(自身を除く): 30159745

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 455, 637, 665, 853, 931, 1235, 1729, 3185, 4265, 4655, 5971, 8645, 11089, 12103, 16207, 29855, 41797, 55445, 60515, 77623, 81035, 113449, 208985, 210691, 388115, 543361, 567245, 794143, 1053455, 1474837, 2716805, 3970715, 7374185, 10323859, 51619295]

約数ペア:

[(1, 51619295), (5, 10323859), (7, 7374185), (13, 3970715), (19, 2716805), (35, 1474837), (49, 1053455), (65, 794143), (91, 567245), (95, 543361), (133, 388115), (245, 210691), (247, 208985), (455, 113449), (637, 81035), (665, 77623), (853, 60515), (931, 55445), (1235, 41797), (1729, 29855), (3185, 16207), (4265, 12103), (4655, 11089), (5971, 8645)]