25004970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2503}}^1$

素因数の和:2556

約数の個数: 64

約数和(自身を含む): 68509440

約数和(自身を除く): 43504470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 2503, 3330, 4995, 5006, 7509, 9990, 12515, 15018, 22527, 25030, 37545, 45054, 67581, 75090, 92611, 112635, 135162, 185222, 225270, 277833, 337905, 463055, 555666, 675810, 833499, 926110, 1389165, 1666998, 2500497, 2778330, 4167495, 5000994, 8334990, 12502485, 25004970]

約数ペア:

[(1, 25004970), (2, 12502485), (3, 8334990), (5, 5000994), (6, 4167495), (9, 2778330), (10, 2500497), (15, 1666998), (18, 1389165), (27, 926110), (30, 833499), (37, 675810), (45, 555666), (54, 463055), (74, 337905), (90, 277833), (111, 225270), (135, 185222), (185, 135162), (222, 112635), (270, 92611), (333, 75090), (370, 67581), (555, 45054), (666, 37545), (999, 25030), (1110, 22527), (1665, 15018), (1998, 12515), (2503, 9990), (3330, 7509), (4995, 5006)]