5181225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 9999360

約数和(自身を除く): 4818135

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 71, 75, 105, 139, 175, 213, 355, 417, 497, 525, 695, 973, 1065, 1491, 1775, 2085, 2485, 2919, 3475, 4865, 5325, 7455, 9869, 10425, 12425, 14595, 24325, 29607, 37275, 49345, 69083, 72975, 148035, 207249, 246725, 345415, 740175, 1036245, 1727075, 5181225]

約数ペア:

[(1, 5181225), (3, 1727075), (5, 1036245), (7, 740175), (15, 345415), (21, 246725), (25, 207249), (35, 148035), (71, 72975), (75, 69083), (105, 49345), (139, 37275), (175, 29607), (213, 24325), (355, 14595), (417, 12425), (497, 10425), (525, 9869), (695, 7455), (973, 5325), (1065, 4865), (1491, 3475), (1775, 2919), (2085, 2485)]