1321534900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{269701}}^1$

素因数の和:269729

約数の個数: 54

約数和(自身を含む): 3335944038

約数和(自身を除く): 2014409138

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 269701, 539402, 1078804, 1348505, 1887907, 2697010, 3775814, 5394020, 6742525, 7551628, 9439535, 13215349, 13485050, 18879070, 26430698, 26970100, 37758140, 47197675, 52861396, 66076745, 94395350, 132153490, 188790700, 264306980, 330383725, 660767450, 1321534900]

約数ペア:

[(1, 1321534900), (2, 660767450), (4, 330383725), (5, 264306980), (7, 188790700), (10, 132153490), (14, 94395350), (20, 66076745), (25, 52861396), (28, 47197675), (35, 37758140), (49, 26970100), (50, 26430698), (70, 18879070), (98, 13485050), (100, 13215349), (140, 9439535), (175, 7551628), (196, 6742525), (245, 5394020), (350, 3775814), (490, 2697010), (700, 1887907), (980, 1348505), (1225, 1078804), (2450, 539402), (4900, 269701)]