202017985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 269982720

約数和(自身を除く): 67964735

約数列:

[1, 5, 13, 47, 65, 89, 235, 445, 611, 743, 1157, 3055, 3715, 4183, 5785, 9659, 20915, 34921, 48295, 54379, 66127, 174605, 271895, 330635, 453973, 859651, 2269865, 3107969, 4298255, 15539845, 40403597, 202017985]

約数ペア:

[(1, 202017985), (5, 40403597), (13, 15539845), (47, 4298255), (65, 3107969), (89, 2269865), (235, 859651), (445, 453973), (611, 330635), (743, 271895), (1157, 174605), (3055, 66127), (3715, 54379), (4183, 48295), (5785, 34921), (9659, 20915)]