40461875

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1640

約数の個数: 20

約数和(自身を含む): 51827160

約数和(自身を除く): 11365285

約数列:

[1, 5, 25, 41, 125, 205, 625, 1025, 1579, 5125, 7895, 25625, 39475, 64739, 197375, 323695, 986875, 1618475, 8092375, 40461875]

約数ペア:

[(1, 40461875), (5, 8092375), (25, 1618475), (41, 986875), (125, 323695), (205, 197375), (625, 64739), (1025, 39475), (1579, 25625), (5125, 7895)]