25561625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 35313408

約数和(自身を除く): 9751783

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 391, 425, 523, 575, 1955, 2125, 2615, 2875, 8891, 9775, 12029, 13075, 44455, 48875, 60145, 65375, 204493, 222275, 300725, 1022465, 1111375, 1503625, 5112325, 25561625]

約数ペア:

[(1, 25561625), (5, 5112325), (17, 1503625), (23, 1111375), (25, 1022465), (85, 300725), (115, 222275), (125, 204493), (391, 65375), (425, 60145), (523, 48875), (575, 44455), (1955, 13075), (2125, 12029), (2615, 9775), (2875, 8891)]