285100775

素因数分解:

$5^2\times {\mathrm{641}}^1\times {\mathrm{17791}}^1$

素因数の和:18442

約数の個数: 12

約数和(自身を含む): 354096384

約数和(自身を除く): 68995609

約数列:

[1, 5, 25, 641, 3205, 16025, 17791, 88955, 444775, 11404031, 57020155, 285100775]

約数ペア:

[(1, 285100775), (5, 57020155), (25, 11404031), (641, 444775), (3205, 88955), (16025, 17791)]