16649200

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 60

約数和(自身を含む): 40477320

約数和(自身を除く): 23828120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 200, 214, 389, 400, 428, 535, 778, 856, 1070, 1556, 1712, 1945, 2140, 2675, 3112, 3890, 4280, 5350, 6224, 7780, 8560, 9725, 10700, 15560, 19450, 21400, 31120, 38900, 41623, 42800, 77800, 83246, 155600, 166492, 208115, 332984, 416230, 665968, 832460, 1040575, 1664920, 2081150, 3329840, 4162300, 8324600, 16649200]

約数ペア:

[(1, 16649200), (2, 8324600), (4, 4162300), (5, 3329840), (8, 2081150), (10, 1664920), (16, 1040575), (20, 832460), (25, 665968), (40, 416230), (50, 332984), (80, 208115), (100, 166492), (107, 155600), (200, 83246), (214, 77800), (389, 42800), (400, 41623), (428, 38900), (535, 31120), (778, 21400), (856, 19450), (1070, 15560), (1556, 10700), (1712, 9725), (1945, 8560), (2140, 7780), (2675, 6224), (3112, 5350), (3890, 4280)]