84069400

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4723}}^1$

素因数の和:4828

約数の個数: 48

約数和(自身を含む): 197699400

約数和(自身を除く): 113630000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1780, 2225, 3560, 4450, 4723, 8900, 9446, 17800, 18892, 23615, 37784, 47230, 94460, 118075, 188920, 236150, 420347, 472300, 840694, 944600, 1681388, 2101735, 3362776, 4203470, 8406940, 10508675, 16813880, 21017350, 42034700, 84069400]

約数ペア:

[(1, 84069400), (2, 42034700), (4, 21017350), (5, 16813880), (8, 10508675), (10, 8406940), (20, 4203470), (25, 3362776), (40, 2101735), (50, 1681388), (89, 944600), (100, 840694), (178, 472300), (200, 420347), (356, 236150), (445, 188920), (712, 118075), (890, 94460), (1780, 47230), (2225, 37784), (3560, 23615), (4450, 18892), (4723, 17800), (8900, 9446)]