27878125

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 38060064

約数和(自身を除く): 10181939

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 811, 1375, 3125, 4055, 6875, 8921, 20275, 34375, 44605, 101375, 223025, 506875, 1115125, 2534375, 5575625, 27878125]

約数ペア:

[(1, 27878125), (5, 5575625), (11, 2534375), (25, 1115125), (55, 506875), (125, 223025), (275, 101375), (625, 44605), (811, 34375), (1375, 20275), (3125, 8921), (4055, 6875)]