51158175

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 89696640

約数和(自身を除く): 38538465

約数列:

[1, 3, 5, 15, 25, 29, 43, 75, 87, 129, 145, 215, 435, 547, 645, 725, 1075, 1247, 1641, 2175, 2735, 3225, 3741, 6235, 8205, 13675, 15863, 18705, 23521, 31175, 41025, 47589, 70563, 79315, 93525, 117605, 237945, 352815, 396575, 588025, 682109, 1189725, 1764075, 2046327, 3410545, 10231635, 17052725, 51158175]

約数ペア:

[(1, 51158175), (3, 17052725), (5, 10231635), (15, 3410545), (25, 2046327), (29, 1764075), (43, 1189725), (75, 682109), (87, 588025), (129, 396575), (145, 352815), (215, 237945), (435, 117605), (547, 93525), (645, 79315), (725, 70563), (1075, 47589), (1247, 41025), (1641, 31175), (2175, 23521), (2735, 18705), (3225, 15863), (3741, 13675), (6235, 8205)]