2460625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 20

約数和(自身を含む): 3198976

約数和(自身を除く): 738351

約数列:

[1, 5, 25, 31, 125, 127, 155, 625, 635, 775, 3175, 3875, 3937, 15875, 19375, 19685, 79375, 98425, 492125, 2460625]

約数ペア:

[(1, 2460625), (5, 492125), (25, 98425), (31, 79375), (125, 19685), (127, 19375), (155, 15875), (625, 3937), (635, 3875), (775, 3175)]