25380875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{15619}}^1$

素因数の和:15647

約数の個数: 16

約数和(自身を含む): 34114080

約数和(自身を除く): 8733205

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 15619, 78095, 203047, 390475, 1015235, 1952375, 5076175, 25380875]

約数ペア:

[(1, 25380875), (5, 5076175), (13, 1952375), (25, 1015235), (65, 390475), (125, 203047), (325, 78095), (1625, 15619)]