801657025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 1134302400

約数和(自身を除く): 332645375

約数列:

[1, 5, 13, 19, 25, 65, 95, 197, 247, 325, 475, 659, 985, 1235, 2561, 3295, 3743, 4925, 6175, 8567, 12521, 12805, 16475, 18715, 42835, 48659, 62605, 64025, 93575, 129823, 162773, 214175, 243295, 313025, 649115, 813865, 1216475, 1687699, 2466637, 3245575, 4069325, 8438495, 12333185, 32066281, 42192475, 61665925, 160331405, 801657025]

約数ペア:

[(1, 801657025), (5, 160331405), (13, 61665925), (19, 42192475), (25, 32066281), (65, 12333185), (95, 8438495), (197, 4069325), (247, 3245575), (325, 2466637), (475, 1687699), (659, 1216475), (985, 813865), (1235, 649115), (2561, 313025), (3295, 243295), (3743, 214175), (4925, 162773), (6175, 129823), (8567, 93575), (12521, 64025), (12805, 62605), (16475, 48659), (18715, 42835)]