2747256875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{399601}}^1$

素因数の和:399632

約数の個数: 20

約数和(自身を含む): 3745069944

約数和(自身を除く): 997813069

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 399601, 1998005, 4395611, 9990025, 21978055, 49950125, 109890275, 249750625, 549451375, 2747256875]

約数ペア:

[(1, 2747256875), (5, 549451375), (11, 249750625), (25, 109890275), (55, 49950125), (125, 21978055), (275, 9990025), (625, 4395611), (1375, 1998005), (6875, 399601)]