69664625

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{5113}}^1$

素因数の和:5237

約数の個数: 16

約数和(自身を含む): 87756240

約数和(自身を除く): 18091615

約数列:

[1, 5, 25, 109, 125, 545, 2725, 5113, 13625, 25565, 127825, 557317, 639125, 2786585, 13932925, 69664625]

約数ペア:

[(1, 69664625), (5, 13932925), (25, 2786585), (109, 639125), (125, 557317), (545, 127825), (2725, 25565), (5113, 13625)]