128529075

素因数分解:

$3^1\times 5^2\times {\mathrm{503}}^1\times {\mathrm{3407}}^1$

素因数の和:3923

約数の個数: 24

約数和(自身を含む): 212986368

約数和(自身を除く): 84457293

約数列:

[1, 3, 5, 15, 25, 75, 503, 1509, 2515, 3407, 7545, 10221, 12575, 17035, 37725, 51105, 85175, 255525, 1713721, 5141163, 8568605, 25705815, 42843025, 128529075]

約数ペア:

[(1, 128529075), (3, 42843025), (5, 25705815), (15, 8568605), (25, 5141163), (75, 1713721), (503, 255525), (1509, 85175), (2515, 51105), (3407, 37725), (7545, 17035), (10221, 12575)]