25963520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:497

約数の個数: 88

約数和(自身を含む): 68091408

約数和(自身を除く): 42127888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 461, 512, 640, 704, 880, 922, 1024, 1280, 1408, 1760, 1844, 2305, 2560, 2816, 3520, 3688, 4610, 5071, 5120, 5632, 7040, 7376, 9220, 10142, 11264, 14080, 14752, 18440, 20284, 25355, 28160, 29504, 36880, 40568, 50710, 56320, 59008, 73760, 81136, 101420, 118016, 147520, 162272, 202840, 236032, 295040, 324544, 405680, 472064, 590080, 649088, 811360, 1180160, 1298176, 1622720, 2360320, 2596352, 3245440, 5192704, 6490880, 12981760, 25963520]

約数ペア:

[(1, 25963520), (2, 12981760), (4, 6490880), (5, 5192704), (8, 3245440), (10, 2596352), (11, 2360320), (16, 1622720), (20, 1298176), (22, 1180160), (32, 811360), (40, 649088), (44, 590080), (55, 472064), (64, 405680), (80, 324544), (88, 295040), (110, 236032), (128, 202840), (160, 162272), (176, 147520), (220, 118016), (256, 101420), (320, 81136), (352, 73760), (440, 59008), (461, 56320), (512, 50710), (640, 40568), (704, 36880), (880, 29504), (922, 28160), (1024, 25355), (1280, 20284), (1408, 18440), (1760, 14752), (1844, 14080), (2305, 11264), (2560, 10142), (2816, 9220), (3520, 7376), (3688, 7040), (4610, 5632), (5071, 5120)]