63168400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2096

約数の個数: 60

約数和(自身を含む): 153760000

約数和(自身を除く): 90591600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 1999, 3160, 3950, 3998, 6320, 7900, 7996, 9995, 15800, 15992, 19990, 31600, 31984, 39980, 49975, 79960, 99950, 157921, 159920, 199900, 315842, 399800, 631684, 789605, 799600, 1263368, 1579210, 2526736, 3158420, 3948025, 6316840, 7896050, 12633680, 15792100, 31584200, 63168400]

約数ペア:

[(1, 63168400), (2, 31584200), (4, 15792100), (5, 12633680), (8, 7896050), (10, 6316840), (16, 3948025), (20, 3158420), (25, 2526736), (40, 1579210), (50, 1263368), (79, 799600), (80, 789605), (100, 631684), (158, 399800), (200, 315842), (316, 199900), (395, 159920), (400, 157921), (632, 99950), (790, 79960), (1264, 49975), (1580, 39980), (1975, 31984), (1999, 31600), (3160, 19990), (3950, 15992), (3998, 15800), (6320, 9995), (7900, 7996)]