25488405

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{523}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 47914560

約数和(自身を除く): 22426155

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 361, 513, 523, 855, 1083, 1569, 1805, 2565, 2615, 3249, 4707, 5415, 7845, 9747, 9937, 14121, 16245, 23535, 29811, 48735, 49685, 70605, 89433, 149055, 188803, 268299, 447165, 566409, 944015, 1341495, 1699227, 2832045, 5097681, 8496135, 25488405]

約数ペア:

[(1, 25488405), (3, 8496135), (5, 5097681), (9, 2832045), (15, 1699227), (19, 1341495), (27, 944015), (45, 566409), (57, 447165), (95, 268299), (135, 188803), (171, 149055), (285, 89433), (361, 70605), (513, 49685), (523, 48735), (855, 29811), (1083, 23535), (1569, 16245), (1805, 14121), (2565, 9937), (2615, 9747), (3249, 7845), (4707, 5415)]