442938125

素因数分解:

$5^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 638045760

約数和(自身を除く): 195107635

約数列:

[1, 5, 7, 25, 35, 125, 137, 175, 625, 685, 739, 875, 959, 3425, 3695, 4375, 4795, 5173, 17125, 18475, 23975, 25865, 85625, 92375, 101243, 119875, 129325, 461875, 506215, 599375, 646625, 708701, 2531075, 3233125, 3543505, 12655375, 17717525, 63276875, 88587625, 442938125]

約数ペア:

[(1, 442938125), (5, 88587625), (7, 63276875), (25, 17717525), (35, 12655375), (125, 3543505), (137, 3233125), (175, 2531075), (625, 708701), (685, 646625), (739, 599375), (875, 506215), (959, 461875), (3425, 129325), (3695, 119875), (4375, 101243), (4795, 92375), (5173, 85625), (17125, 25865), (18475, 23975)]