84865456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8681}}^1$

素因数の和:8749

約数の個数: 40

約数和(自身を含む): 180863424

約数和(自身を除く): 95997968

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 8681, 9776, 17362, 34724, 69448, 112853, 138896, 225706, 408007, 451412, 816014, 902824, 1632028, 1805648, 3264056, 5304091, 6528112, 10608182, 21216364, 42432728, 84865456]

約数ペア:

[(1, 84865456), (2, 42432728), (4, 21216364), (8, 10608182), (13, 6528112), (16, 5304091), (26, 3264056), (47, 1805648), (52, 1632028), (94, 902824), (104, 816014), (188, 451412), (208, 408007), (376, 225706), (611, 138896), (752, 112853), (1222, 69448), (2444, 34724), (4888, 17362), (8681, 9776)]