6561400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 15568200

約数和(自身を除く): 9006800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 619, 1060, 1238, 1325, 2120, 2476, 2650, 3095, 4952, 5300, 6190, 10600, 12380, 15475, 24760, 30950, 32807, 61900, 65614, 123800, 131228, 164035, 262456, 328070, 656140, 820175, 1312280, 1640350, 3280700, 6561400]

約数ペア:

[(1, 6561400), (2, 3280700), (4, 1640350), (5, 1312280), (8, 820175), (10, 656140), (20, 328070), (25, 262456), (40, 164035), (50, 131228), (53, 123800), (100, 65614), (106, 61900), (200, 32807), (212, 30950), (265, 24760), (424, 15475), (530, 12380), (619, 10600), (1060, 6190), (1238, 5300), (1325, 4952), (2120, 3095), (2476, 2650)]