25758080

素因数分解:

$2^7\times 5^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 62203680

約数和(自身を除く): 36445600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 241, 320, 334, 482, 640, 668, 835, 964, 1205, 1336, 1670, 1928, 2410, 2672, 3340, 3856, 4820, 5344, 6680, 7712, 9640, 10688, 13360, 15424, 19280, 21376, 26720, 30848, 38560, 40247, 53440, 77120, 80494, 106880, 154240, 160988, 201235, 321976, 402470, 643952, 804940, 1287904, 1609880, 2575808, 3219760, 5151616, 6439520, 12879040, 25758080]

約数ペア:

[(1, 25758080), (2, 12879040), (4, 6439520), (5, 5151616), (8, 3219760), (10, 2575808), (16, 1609880), (20, 1287904), (32, 804940), (40, 643952), (64, 402470), (80, 321976), (128, 201235), (160, 160988), (167, 154240), (241, 106880), (320, 80494), (334, 77120), (482, 53440), (640, 40247), (668, 38560), (835, 30848), (964, 26720), (1205, 21376), (1336, 19280), (1670, 15424), (1928, 13360), (2410, 10688), (2672, 9640), (3340, 7712), (3856, 6680), (4820, 5344)]