51941225

素因数分解:

$5^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 75804300

約数和(自身を除く): 23863075

約数列:

[1, 5, 7, 25, 35, 49, 109, 175, 245, 389, 545, 763, 1225, 1945, 2723, 2725, 3815, 5341, 9725, 13615, 19061, 19075, 26705, 42401, 68075, 95305, 133525, 212005, 296807, 476525, 1060025, 1484035, 2077649, 7420175, 10388245, 51941225]

約数ペア:

[(1, 51941225), (5, 10388245), (7, 7420175), (25, 2077649), (35, 1484035), (49, 1060025), (109, 476525), (175, 296807), (245, 212005), (389, 133525), (545, 95305), (763, 68075), (1225, 42401), (1945, 26705), (2723, 19075), (2725, 19061), (3815, 13615), (5341, 9725)]