68940025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{607}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 108564480

約数和(自身を除く): 39624455

約数列:

[1, 5, 7, 11, 25, 35, 55, 59, 77, 175, 275, 295, 385, 413, 607, 649, 1475, 1925, 2065, 3035, 3245, 4249, 4543, 6677, 10325, 15175, 16225, 21245, 22715, 33385, 35813, 46739, 106225, 113575, 166925, 179065, 233695, 250691, 393943, 895325, 1168475, 1253455, 1969715, 2757601, 6267275, 9848575, 13788005, 68940025]

約数ペア:

[(1, 68940025), (5, 13788005), (7, 9848575), (11, 6267275), (25, 2757601), (35, 1969715), (55, 1253455), (59, 1168475), (77, 895325), (175, 393943), (275, 250691), (295, 233695), (385, 179065), (413, 166925), (607, 113575), (649, 106225), (1475, 46739), (1925, 35813), (2065, 33385), (3035, 22715), (3245, 21245), (4249, 16225), (4543, 15175), (6677, 10325)]