12914800

素因数分解:

$2^4\times 5^2\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 60

約数和(自身を含む): 31482360

約数和(自身を除く): 18567560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 166, 200, 332, 389, 400, 415, 664, 778, 830, 1328, 1556, 1660, 1945, 2075, 3112, 3320, 3890, 4150, 6224, 6640, 7780, 8300, 9725, 15560, 16600, 19450, 31120, 32287, 33200, 38900, 64574, 77800, 129148, 155600, 161435, 258296, 322870, 516592, 645740, 807175, 1291480, 1614350, 2582960, 3228700, 6457400, 12914800]

約数ペア:

[(1, 12914800), (2, 6457400), (4, 3228700), (5, 2582960), (8, 1614350), (10, 1291480), (16, 807175), (20, 645740), (25, 516592), (40, 322870), (50, 258296), (80, 161435), (83, 155600), (100, 129148), (166, 77800), (200, 64574), (332, 38900), (389, 33200), (400, 32287), (415, 31120), (664, 19450), (778, 16600), (830, 15560), (1328, 9725), (1556, 8300), (1660, 7780), (1945, 6640), (2075, 6224), (3112, 4150), (3320, 3890)]