27293750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 55965168

約数和(自身を除く): 28671418

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 397, 550, 625, 794, 1250, 1375, 1985, 2750, 3125, 3970, 4367, 6250, 6875, 8734, 9925, 13750, 19850, 21835, 34375, 43670, 49625, 68750, 99250, 109175, 218350, 248125, 496250, 545875, 1091750, 1240625, 2481250, 2729375, 5458750, 13646875, 27293750]

約数ペア:

[(1, 27293750), (2, 13646875), (5, 5458750), (10, 2729375), (11, 2481250), (22, 1240625), (25, 1091750), (50, 545875), (55, 496250), (110, 248125), (125, 218350), (250, 109175), (275, 99250), (397, 68750), (550, 49625), (625, 43670), (794, 34375), (1250, 21835), (1375, 19850), (1985, 13750), (2750, 9925), (3125, 8734), (3970, 6875), (4367, 6250)]