1400306425

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{719}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 2057011200

約数和(自身を除く): 656704775

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 359, 719, 775, 1085, 1795, 2513, 3595, 5033, 5425, 8975, 11129, 12565, 17975, 22289, 25165, 55645, 62825, 77903, 111445, 125825, 156023, 258121, 278225, 389515, 557225, 780115, 1290605, 1806847, 1947575, 3900575, 6453025, 8001751, 9034235, 40008755, 45171175, 56012257, 200043775, 280061285, 1400306425]

約数ペア:

[(1, 1400306425), (5, 280061285), (7, 200043775), (25, 56012257), (31, 45171175), (35, 40008755), (155, 9034235), (175, 8001751), (217, 6453025), (359, 3900575), (719, 1947575), (775, 1806847), (1085, 1290605), (1795, 780115), (2513, 557225), (3595, 389515), (5033, 278225), (5425, 258121), (8975, 156023), (11129, 125825), (12565, 111445), (17975, 77903), (22289, 62825), (25165, 55645)]