30666895

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 46785600

約数和(自身を除く): 16118705

約数列:

[1, 5, 7, 17, 35, 37, 49, 85, 119, 185, 199, 245, 259, 595, 629, 833, 995, 1295, 1393, 1813, 3145, 3383, 4165, 4403, 6965, 7363, 9065, 9751, 16915, 22015, 23681, 30821, 36815, 48755, 51541, 118405, 125171, 154105, 165767, 257705, 360787, 625855, 828835, 876197, 1803935, 4380985, 6133379, 30666895]

約数ペア:

[(1, 30666895), (5, 6133379), (7, 4380985), (17, 1803935), (35, 876197), (37, 828835), (49, 625855), (85, 360787), (119, 257705), (185, 165767), (199, 154105), (245, 125171), (259, 118405), (595, 51541), (629, 48755), (833, 36815), (995, 30821), (1295, 23681), (1393, 22015), (1813, 16915), (3145, 9751), (3383, 9065), (4165, 7363), (4403, 6965)]