26011520

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 62974800

約数和(自身を除く): 36963280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 419, 485, 640, 776, 838, 970, 1552, 1676, 1940, 2095, 3104, 3352, 3880, 4190, 6208, 6704, 7760, 8380, 12416, 13408, 15520, 16760, 26816, 31040, 33520, 40643, 53632, 62080, 67040, 81286, 134080, 162572, 203215, 268160, 325144, 406430, 650288, 812860, 1300576, 1625720, 2601152, 3251440, 5202304, 6502880, 13005760, 26011520]

約数ペア:

[(1, 26011520), (2, 13005760), (4, 6502880), (5, 5202304), (8, 3251440), (10, 2601152), (16, 1625720), (20, 1300576), (32, 812860), (40, 650288), (64, 406430), (80, 325144), (97, 268160), (128, 203215), (160, 162572), (194, 134080), (320, 81286), (388, 67040), (419, 62080), (485, 53632), (640, 40643), (776, 33520), (838, 31040), (970, 26816), (1552, 16760), (1676, 15520), (1940, 13408), (2095, 12416), (3104, 8380), (3352, 7760), (3880, 6704), (4190, 6208)]