265533125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3015

約数の個数: 40

約数和(自身を含む): 389950176

約数和(自身を除く): 124417051

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 625, 715, 1375, 1625, 2971, 3575, 6875, 8125, 14855, 17875, 32681, 38623, 74275, 89375, 163405, 193115, 371375, 424853, 817025, 965575, 1856875, 2124265, 4085125, 4827875, 10621325, 20425625, 24139375, 53106625, 265533125]

約数ペア:

[(1, 265533125), (5, 53106625), (11, 24139375), (13, 20425625), (25, 10621325), (55, 4827875), (65, 4085125), (125, 2124265), (143, 1856875), (275, 965575), (325, 817025), (625, 424853), (715, 371375), (1375, 193115), (1625, 163405), (2971, 89375), (3575, 74275), (6875, 38623), (8125, 32681), (14855, 17875)]