202959890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 428779008

約数和(自身を除く): 225819118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 97, 142, 194, 355, 421, 485, 497, 679, 710, 842, 970, 994, 1358, 2105, 2485, 2947, 3395, 4210, 4970, 5894, 6790, 6887, 13774, 14735, 29470, 29891, 34435, 40837, 48209, 59782, 68870, 81674, 96418, 149455, 204185, 209237, 241045, 285859, 298910, 408370, 418474, 482090, 571718, 1046185, 1429295, 2092370, 2858590, 2899427, 5798854, 14497135, 20295989, 28994270, 40591978, 101479945, 202959890]

約数ペア:

[(1, 202959890), (2, 101479945), (5, 40591978), (7, 28994270), (10, 20295989), (14, 14497135), (35, 5798854), (70, 2899427), (71, 2858590), (97, 2092370), (142, 1429295), (194, 1046185), (355, 571718), (421, 482090), (485, 418474), (497, 408370), (679, 298910), (710, 285859), (842, 241045), (970, 209237), (994, 204185), (1358, 149455), (2105, 96418), (2485, 81674), (2947, 68870), (3395, 59782), (4210, 48209), (4970, 40837), (5894, 34435), (6790, 29891), (6887, 29470), (13774, 14735)]