80913105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19759}}^1$

素因数の和:19790

約数の個数: 48

約数和(自身を含む): 172623360

約数和(自身を除く): 91710255

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 19759, 59277, 98795, 138313, 177831, 256867, 296385, 414939, 691565, 770601, 889155, 1244817, 1284335, 1798069, 2074695, 2311803, 3853005, 5394207, 6224085, 8990345, 11559015, 16182621, 26971035, 80913105]

約数ペア:

[(1, 80913105), (3, 26971035), (5, 16182621), (7, 11559015), (9, 8990345), (13, 6224085), (15, 5394207), (21, 3853005), (35, 2311803), (39, 2074695), (45, 1798069), (63, 1284335), (65, 1244817), (91, 889155), (105, 770601), (117, 691565), (195, 414939), (273, 296385), (315, 256867), (455, 177831), (585, 138313), (819, 98795), (1365, 59277), (4095, 19759)]