204880900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{601}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 509995136

約数和(自身を除く): 305114236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 487, 601, 700, 974, 1202, 1948, 2404, 2435, 3005, 3409, 4207, 4870, 6010, 6818, 8414, 9740, 12020, 12175, 13636, 15025, 16828, 17045, 21035, 24350, 30050, 34090, 42070, 48700, 60100, 68180, 84140, 85225, 105175, 170450, 210350, 292687, 340900, 420700, 585374, 1170748, 1463435, 2048809, 2926870, 4097618, 5853740, 7317175, 8195236, 10244045, 14634350, 20488090, 29268700, 40976180, 51220225, 102440450, 204880900]

約数ペア:

[(1, 204880900), (2, 102440450), (4, 51220225), (5, 40976180), (7, 29268700), (10, 20488090), (14, 14634350), (20, 10244045), (25, 8195236), (28, 7317175), (35, 5853740), (50, 4097618), (70, 2926870), (100, 2048809), (140, 1463435), (175, 1170748), (350, 585374), (487, 420700), (601, 340900), (700, 292687), (974, 210350), (1202, 170450), (1948, 105175), (2404, 85225), (2435, 84140), (3005, 68180), (3409, 60100), (4207, 48700), (4870, 42070), (6010, 34090), (6818, 30050), (8414, 24350), (9740, 21035), (12020, 17045), (12175, 16828), (13636, 15025)]