205742735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 298598400

約数和(自身を除く): 92855665

約数列:

[1, 5, 11, 19, 47, 55, 59, 71, 95, 209, 235, 295, 355, 517, 649, 781, 893, 1045, 1121, 1349, 2585, 2773, 3245, 3337, 3905, 4189, 4465, 5605, 6745, 9823, 12331, 13865, 14839, 16685, 20945, 30503, 36707, 46079, 49115, 52687, 61655, 63403, 74195, 79591, 152515, 183535, 196883, 230395, 263435, 317015, 397955, 579557, 697433, 875501, 984415, 2165713, 2897785, 3487165, 3740777, 4377505, 10828565, 18703885, 41148547, 205742735]

約数ペア:

[(1, 205742735), (5, 41148547), (11, 18703885), (19, 10828565), (47, 4377505), (55, 3740777), (59, 3487165), (71, 2897785), (95, 2165713), (209, 984415), (235, 875501), (295, 697433), (355, 579557), (517, 397955), (649, 317015), (781, 263435), (893, 230395), (1045, 196883), (1121, 183535), (1349, 152515), (2585, 79591), (2773, 74195), (3245, 63403), (3337, 61655), (3905, 52687), (4189, 49115), (4465, 46079), (5605, 36707), (6745, 30503), (9823, 20945), (12331, 16685), (13865, 14839)]