27501440

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 66573360

約数和(自身を除く): 39071920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 443, 485, 640, 776, 886, 970, 1552, 1772, 1940, 2215, 3104, 3544, 3880, 4430, 6208, 7088, 7760, 8860, 12416, 14176, 15520, 17720, 28352, 31040, 35440, 42971, 56704, 62080, 70880, 85942, 141760, 171884, 214855, 283520, 343768, 429710, 687536, 859420, 1375072, 1718840, 2750144, 3437680, 5500288, 6875360, 13750720, 27501440]

約数ペア:

[(1, 27501440), (2, 13750720), (4, 6875360), (5, 5500288), (8, 3437680), (10, 2750144), (16, 1718840), (20, 1375072), (32, 859420), (40, 687536), (64, 429710), (80, 343768), (97, 283520), (128, 214855), (160, 171884), (194, 141760), (320, 85942), (388, 70880), (443, 62080), (485, 56704), (640, 42971), (776, 35440), (886, 31040), (970, 28352), (1552, 17720), (1772, 15520), (1940, 14176), (2215, 12416), (3104, 8860), (3544, 7760), (3880, 7088), (4430, 6208)]