493651250

素因数分解:

$2^1\times 5^4\times {\mathrm{79}}^1\times {\mathrm{4999}}^1$

素因数の和:5100

約数の個数: 40

約数和(自身を含む): 937200000

約数和(自身を除く): 443548750

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 250, 395, 625, 790, 1250, 1975, 3950, 4999, 9875, 9998, 19750, 24995, 49375, 49990, 98750, 124975, 249950, 394921, 624875, 789842, 1249750, 1974605, 3124375, 3949210, 6248750, 9873025, 19746050, 49365125, 98730250, 246825625, 493651250]

約数ペア:

[(1, 493651250), (2, 246825625), (5, 98730250), (10, 49365125), (25, 19746050), (50, 9873025), (79, 6248750), (125, 3949210), (158, 3124375), (250, 1974605), (395, 1249750), (625, 789842), (790, 624875), (1250, 394921), (1975, 249950), (3950, 124975), (4999, 98750), (9875, 49990), (9998, 49375), (19750, 24995)]