65561440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{58537}}^1$

素因数の和:58559

約数の個数: 48

約数和(自身を含む): 177018912

約数和(自身を除く): 111457472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 58537, 117074, 234148, 292685, 409759, 468296, 585370, 819518, 936592, 1170740, 1639036, 1873184, 2048795, 2341480, 3278072, 4097590, 4682960, 6556144, 8195180, 9365920, 13112288, 16390360, 32780720, 65561440]

約数ペア:

[(1, 65561440), (2, 32780720), (4, 16390360), (5, 13112288), (7, 9365920), (8, 8195180), (10, 6556144), (14, 4682960), (16, 4097590), (20, 3278072), (28, 2341480), (32, 2048795), (35, 1873184), (40, 1639036), (56, 1170740), (70, 936592), (80, 819518), (112, 585370), (140, 468296), (160, 409759), (224, 292685), (280, 234148), (560, 117074), (1120, 58537)]