7500625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1122

約数の個数: 20

約数和(自身を含む): 10234224

約数和(自身を除く): 2733599

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1091, 1375, 5455, 6875, 12001, 27275, 60005, 136375, 300025, 681875, 1500125, 7500625]

約数ペア:

[(1, 7500625), (5, 1500125), (11, 681875), (25, 300025), (55, 136375), (125, 60005), (275, 27275), (625, 12001), (1091, 6875), (1375, 5455)]