2019128125

素因数分解:

$5^5\times 7^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 2903814144

約数和(自身を除く): 884686019

約数列:

[1, 5, 7, 25, 35, 125, 175, 241, 383, 625, 875, 1205, 1687, 1915, 2681, 3125, 4375, 6025, 8435, 9575, 13405, 21875, 30125, 42175, 47875, 67025, 92303, 150625, 210875, 239375, 335125, 461515, 646121, 753125, 1054375, 1196875, 1675625, 2307575, 3230605, 5271875, 8378125, 11537875, 16153025, 57689375, 80765125, 288446875, 403825625, 2019128125]

約数ペア:

[(1, 2019128125), (5, 403825625), (7, 288446875), (25, 80765125), (35, 57689375), (125, 16153025), (175, 11537875), (241, 8378125), (383, 5271875), (625, 3230605), (875, 2307575), (1205, 1675625), (1687, 1196875), (1915, 1054375), (2681, 753125), (3125, 646121), (4375, 461515), (6025, 335125), (8435, 239375), (9575, 210875), (13405, 150625), (21875, 92303), (30125, 67025), (42175, 47875)]