202003000

素因数分解:

$2^3\times 5^3\times {\mathrm{79}}^1\times {\mathrm{2557}}^1$

素因数の和:2657

約数の個数: 64

約数和(自身を含む): 478857600

約数和(自身を除く): 276854600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 158, 200, 250, 316, 395, 500, 632, 790, 1000, 1580, 1975, 2557, 3160, 3950, 5114, 7900, 9875, 10228, 12785, 15800, 19750, 20456, 25570, 39500, 51140, 63925, 79000, 102280, 127850, 202003, 255700, 319625, 404006, 511400, 639250, 808012, 1010015, 1278500, 1616024, 2020030, 2557000, 4040060, 5050075, 8080120, 10100150, 20200300, 25250375, 40400600, 50500750, 101001500, 202003000]

約数ペア:

[(1, 202003000), (2, 101001500), (4, 50500750), (5, 40400600), (8, 25250375), (10, 20200300), (20, 10100150), (25, 8080120), (40, 5050075), (50, 4040060), (79, 2557000), (100, 2020030), (125, 1616024), (158, 1278500), (200, 1010015), (250, 808012), (316, 639250), (395, 511400), (500, 404006), (632, 319625), (790, 255700), (1000, 202003), (1580, 127850), (1975, 102280), (2557, 79000), (3160, 63925), (3950, 51140), (5114, 39500), (7900, 25570), (9875, 20456), (10228, 19750), (12785, 15800)]