81690552

素因数分解:

$2^3\times 3^3\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3033

約数の個数: 64

約数和(自身を含む): 228729600

約数和(自身を除く): 147039048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 131, 216, 262, 393, 524, 786, 1048, 1179, 1572, 2358, 2887, 3144, 3537, 4716, 5774, 7074, 8661, 9432, 11548, 14148, 17322, 23096, 25983, 28296, 34644, 51966, 69288, 77949, 103932, 155898, 207864, 311796, 378197, 623592, 756394, 1134591, 1512788, 2269182, 3025576, 3403773, 4538364, 6807546, 9076728, 10211319, 13615092, 20422638, 27230184, 40845276, 81690552]

約数ペア:

[(1, 81690552), (2, 40845276), (3, 27230184), (4, 20422638), (6, 13615092), (8, 10211319), (9, 9076728), (12, 6807546), (18, 4538364), (24, 3403773), (27, 3025576), (36, 2269182), (54, 1512788), (72, 1134591), (108, 756394), (131, 623592), (216, 378197), (262, 311796), (393, 207864), (524, 155898), (786, 103932), (1048, 77949), (1179, 69288), (1572, 51966), (2358, 34644), (2887, 28296), (3144, 25983), (3537, 23096), (4716, 17322), (5774, 14148), (7074, 11548), (8661, 9432)]