214984900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{12721}}^1$

素因数の和:12761

約数の個数: 54

約数和(自身を含む): 505203342

約数和(自身を除く): 290218442

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 8450, 12721, 16900, 25442, 50884, 63605, 127210, 165373, 254420, 318025, 330746, 636050, 661492, 826865, 1272100, 1653730, 2149849, 3307460, 4134325, 4299698, 8268650, 8599396, 10749245, 16537300, 21498490, 42996980, 53746225, 107492450, 214984900]

約数ペア:

[(1, 214984900), (2, 107492450), (4, 53746225), (5, 42996980), (10, 21498490), (13, 16537300), (20, 10749245), (25, 8599396), (26, 8268650), (50, 4299698), (52, 4134325), (65, 3307460), (100, 2149849), (130, 1653730), (169, 1272100), (260, 826865), (325, 661492), (338, 636050), (650, 330746), (676, 318025), (845, 254420), (1300, 165373), (1690, 127210), (3380, 63605), (4225, 50884), (8450, 25442), (12721, 16900)]