77372225

素因数分解:

$5^2\times 7^4\times {\mathrm{1289}}^1$

素因数の和:1327

約数の個数: 30

約数和(自身を含む): 112011990

約数和(自身を除く): 34639765

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1289, 1715, 2401, 6445, 8575, 9023, 12005, 32225, 45115, 60025, 63161, 225575, 315805, 442127, 1579025, 2210635, 3094889, 11053175, 15474445, 77372225]

約数ペア:

[(1, 77372225), (5, 15474445), (7, 11053175), (25, 3094889), (35, 2210635), (49, 1579025), (175, 442127), (245, 315805), (343, 225575), (1225, 63161), (1289, 60025), (1715, 45115), (2401, 32225), (6445, 12005), (8575, 9023)]