1900560225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{9661}}^1$

素因数の和:9778

約数の個数: 48

約数和(自身を含む): 3268384064

約数和(自身を除く): 1367823839

約数列:

[1, 3, 5, 15, 25, 43, 61, 75, 129, 183, 215, 305, 645, 915, 1075, 1525, 2623, 3225, 4575, 7869, 9661, 13115, 28983, 39345, 48305, 65575, 144915, 196725, 241525, 415423, 589321, 724575, 1246269, 1767963, 2077115, 2946605, 6231345, 8839815, 10385575, 14733025, 25340803, 31156725, 44199075, 76022409, 126704015, 380112045, 633520075, 1900560225]

約数ペア:

[(1, 1900560225), (3, 633520075), (5, 380112045), (15, 126704015), (25, 76022409), (43, 44199075), (61, 31156725), (75, 25340803), (129, 14733025), (183, 10385575), (215, 8839815), (305, 6231345), (645, 2946605), (915, 2077115), (1075, 1767963), (1525, 1246269), (2623, 724575), (3225, 589321), (4575, 415423), (7869, 241525), (9661, 196725), (13115, 144915), (28983, 65575), (39345, 48305)]