2651425

素因数分解:

$5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 3819200

約数和(自身を除く): 1167775

約数列:

[1, 5, 7, 25, 35, 109, 139, 175, 545, 695, 763, 973, 2725, 3475, 3815, 4865, 15151, 19075, 24325, 75755, 106057, 378775, 530285, 2651425]

約数ペア:

[(1, 2651425), (5, 530285), (7, 378775), (25, 106057), (35, 75755), (109, 24325), (139, 19075), (175, 15151), (545, 4865), (695, 3815), (763, 3475), (973, 2725)]