25001880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2341}}^1$

素因数の和:2444

約数の個数: 64

約数和(自身を含む): 75880800

約数和(自身を除く): 50878920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2341, 2670, 3560, 4682, 5340, 7023, 9364, 10680, 11705, 14046, 18728, 23410, 28092, 35115, 46820, 56184, 70230, 93640, 140460, 208349, 280920, 416698, 625047, 833396, 1041745, 1250094, 1666792, 2083490, 2500188, 3125235, 4166980, 5000376, 6250470, 8333960, 12500940, 25001880]

約数ペア:

[(1, 25001880), (2, 12500940), (3, 8333960), (4, 6250470), (5, 5000376), (6, 4166980), (8, 3125235), (10, 2500188), (12, 2083490), (15, 1666792), (20, 1250094), (24, 1041745), (30, 833396), (40, 625047), (60, 416698), (89, 280920), (120, 208349), (178, 140460), (267, 93640), (356, 70230), (445, 56184), (534, 46820), (712, 35115), (890, 28092), (1068, 23410), (1335, 18728), (1780, 14046), (2136, 11705), (2341, 10680), (2670, 9364), (3560, 7023), (4682, 5340)]