289322275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{569}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 401391720

約数和(自身を除く): 112069445

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 569, 1075, 1849, 2365, 2845, 6259, 9245, 11825, 14225, 20339, 24467, 31295, 46225, 101695, 122335, 156475, 269137, 508475, 611675, 1052081, 1345685, 5260405, 6728425, 11572891, 26302025, 57864455, 289322275]

約数ペア:

[(1, 289322275), (5, 57864455), (11, 26302025), (25, 11572891), (43, 6728425), (55, 5260405), (215, 1345685), (275, 1052081), (473, 611675), (569, 508475), (1075, 269137), (1849, 156475), (2365, 122335), (2845, 101695), (6259, 46225), (9245, 31295), (11825, 24467), (14225, 20339)]