201640075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1453}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 312993856

約数和(自身を除く): 111353781

約数列:

[1, 5, 7, 13, 25, 35, 61, 65, 91, 175, 305, 325, 427, 455, 793, 1453, 1525, 2135, 2275, 3965, 5551, 7265, 10171, 10675, 18889, 19825, 27755, 36325, 50855, 88633, 94445, 132223, 138775, 254275, 443165, 472225, 620431, 661115, 1152229, 2215825, 3102155, 3305575, 5761145, 8065603, 15510775, 28805725, 40328015, 201640075]

約数ペア:

[(1, 201640075), (5, 40328015), (7, 28805725), (13, 15510775), (25, 8065603), (35, 5761145), (61, 3305575), (65, 3102155), (91, 2215825), (175, 1152229), (305, 661115), (325, 620431), (427, 472225), (455, 443165), (793, 254275), (1453, 138775), (1525, 132223), (2135, 94445), (2275, 88633), (3965, 50855), (5551, 36325), (7265, 27755), (10171, 19825), (10675, 18889)]