25978400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{4639}}^1$

素因数の和:4666

約数の個数: 72

約数和(自身を含む): 72495360

約数和(自身を除く): 46516960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 4639, 5600, 9278, 18556, 23195, 32473, 37112, 46390, 64946, 74224, 92780, 115975, 129892, 148448, 162365, 185560, 231950, 259784, 324730, 371120, 463900, 519568, 649460, 742240, 811825, 927800, 1039136, 1298920, 1623650, 1855600, 2597840, 3247300, 3711200, 5195680, 6494600, 12989200, 25978400]

約数ペア:

[(1, 25978400), (2, 12989200), (4, 6494600), (5, 5195680), (7, 3711200), (8, 3247300), (10, 2597840), (14, 1855600), (16, 1623650), (20, 1298920), (25, 1039136), (28, 927800), (32, 811825), (35, 742240), (40, 649460), (50, 519568), (56, 463900), (70, 371120), (80, 324730), (100, 259784), (112, 231950), (140, 185560), (160, 162365), (175, 148448), (200, 129892), (224, 115975), (280, 92780), (350, 74224), (400, 64946), (560, 46390), (700, 37112), (800, 32473), (1120, 23195), (1400, 18556), (2800, 9278), (4639, 5600)]