19152875

素因数分解:

$5^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 28810080

約数和(自身を除く): 9657205

約数列:

[1, 5, 7, 25, 35, 49, 53, 59, 125, 175, 245, 265, 295, 371, 413, 875, 1225, 1325, 1475, 1855, 2065, 2597, 2891, 3127, 6125, 6625, 7375, 9275, 10325, 12985, 14455, 15635, 21889, 46375, 51625, 64925, 72275, 78175, 109445, 153223, 324625, 361375, 390875, 547225, 766115, 2736125, 3830575, 19152875]

約数ペア:

[(1, 19152875), (5, 3830575), (7, 2736125), (25, 766115), (35, 547225), (49, 390875), (53, 361375), (59, 324625), (125, 153223), (175, 109445), (245, 78175), (265, 72275), (295, 64925), (371, 51625), (413, 46375), (875, 21889), (1225, 15635), (1325, 14455), (1475, 12985), (1855, 10325), (2065, 9275), (2597, 7375), (2891, 6625), (3127, 6125)]