4500625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:418

約数の個数: 20

約数和(自身を含む): 5935600

約数和(自身を除く): 1434975

約数列:

[1, 5, 19, 25, 95, 125, 379, 475, 625, 1895, 2375, 7201, 9475, 11875, 36005, 47375, 180025, 236875, 900125, 4500625]

約数ペア:

[(1, 4500625), (5, 900125), (19, 236875), (25, 180025), (95, 47375), (125, 36005), (379, 11875), (475, 9475), (625, 7201), (1895, 2375)]