72285785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 113944320

約数和(自身を除く): 41658535

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 187, 209, 221, 247, 313, 323, 715, 935, 1045, 1105, 1235, 1565, 1615, 2431, 2717, 3443, 3553, 4069, 4199, 5321, 5947, 12155, 13585, 17215, 17765, 20345, 20995, 26605, 29735, 44759, 46189, 58531, 65417, 69173, 77311, 101099, 223795, 230945, 292655, 327085, 345865, 386555, 505495, 760903, 850421, 1112089, 1314287, 3804515, 4252105, 5560445, 6571435, 14457157, 72285785]

約数ペア:

[(1, 72285785), (5, 14457157), (11, 6571435), (13, 5560445), (17, 4252105), (19, 3804515), (55, 1314287), (65, 1112089), (85, 850421), (95, 760903), (143, 505495), (187, 386555), (209, 345865), (221, 327085), (247, 292655), (313, 230945), (323, 223795), (715, 101099), (935, 77311), (1045, 69173), (1105, 65417), (1235, 58531), (1565, 46189), (1615, 44759), (2431, 29735), (2717, 26605), (3443, 20995), (3553, 20345), (4069, 17765), (4199, 17215), (5321, 13585), (5947, 12155)]