25175875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 33246720

約数和(自身を除く): 8070845

約数列:

[1, 5, 25, 31, 73, 89, 125, 155, 365, 445, 775, 1825, 2225, 2263, 2759, 3875, 6497, 9125, 11125, 11315, 13795, 32485, 56575, 68975, 162425, 201407, 282875, 344875, 812125, 1007035, 5035175, 25175875]

約数ペア:

[(1, 25175875), (5, 5035175), (25, 1007035), (31, 812125), (73, 344875), (89, 282875), (125, 201407), (155, 162425), (365, 68975), (445, 56575), (775, 32485), (1825, 13795), (2225, 11315), (2263, 11125), (2759, 9125), (3875, 6497)]