25256875

素因数分解:

$5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 40

約数和(自身を含む): 37787904

約数和(自身を除く): 12531029

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 175, 251, 575, 625, 805, 875, 1255, 1757, 2875, 4025, 4375, 5773, 6275, 8785, 14375, 20125, 28865, 31375, 40411, 43925, 100625, 144325, 156875, 202055, 219625, 721625, 1010275, 1098125, 3608125, 5051375, 25256875]

約数ペア:

[(1, 25256875), (5, 5051375), (7, 3608125), (23, 1098125), (25, 1010275), (35, 721625), (115, 219625), (125, 202055), (161, 156875), (175, 144325), (251, 100625), (575, 43925), (625, 40411), (805, 31375), (875, 28865), (1255, 20125), (1757, 14375), (2875, 8785), (4025, 6275), (4375, 5773)]