2564948800

素因数分解:

$2^6\times 5^2\times {\mathrm{1603093}}^1$

素因数の和:1603115

約数の個数: 42

約数和(自身を含む): 6311381078

約数和(自身を除く): 3746432278

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 1603093, 3206186, 6412372, 8015465, 12824744, 16030930, 25649488, 32061860, 40077325, 51298976, 64123720, 80154650, 102597952, 128247440, 160309300, 256494880, 320618600, 512989760, 641237200, 1282474400, 2564948800]

約数ペア:

[(1, 2564948800), (2, 1282474400), (4, 641237200), (5, 512989760), (8, 320618600), (10, 256494880), (16, 160309300), (20, 128247440), (25, 102597952), (32, 80154650), (40, 64123720), (50, 51298976), (64, 40077325), (80, 32061860), (100, 25649488), (160, 16030930), (200, 12824744), (320, 8015465), (400, 6412372), (800, 3206186), (1600, 1603093)]