99970625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{97}}^2$

素因数の和:231

約数の個数: 30

約数和(自身を含む): 133649406

約数和(自身を除く): 33678781

約数列:

[1, 5, 17, 25, 85, 97, 125, 425, 485, 625, 1649, 2125, 2425, 8245, 9409, 10625, 12125, 41225, 47045, 60625, 159953, 206125, 235225, 799765, 1030625, 1176125, 3998825, 5880625, 19994125, 99970625]

約数ペア:

[(1, 99970625), (5, 19994125), (17, 5880625), (25, 3998825), (85, 1176125), (97, 1030625), (125, 799765), (425, 235225), (485, 206125), (625, 159953), (1649, 60625), (2125, 47045), (2425, 41225), (8245, 12125), (9409, 10625)]