203288995

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{769}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 309687840

約数和(自身を除く): 106398845

約数列:

[1, 5, 7, 13, 35, 49, 65, 83, 91, 245, 415, 455, 581, 637, 769, 1079, 2905, 3185, 3845, 4067, 5383, 5395, 7553, 9997, 20335, 26915, 37681, 37765, 49985, 52871, 63827, 69979, 188405, 264355, 319135, 349895, 446789, 489853, 829751, 2233945, 2449265, 3127523, 4148755, 5808257, 15637615, 29041285, 40657799, 203288995]

約数ペア:

[(1, 203288995), (5, 40657799), (7, 29041285), (13, 15637615), (35, 5808257), (49, 4148755), (65, 3127523), (83, 2449265), (91, 2233945), (245, 829751), (415, 489853), (455, 446789), (581, 349895), (637, 319135), (769, 264355), (1079, 188405), (2905, 69979), (3185, 63827), (3845, 52871), (4067, 49985), (5383, 37765), (5395, 37681), (7553, 26915), (9997, 20335)]