63995000

素因数分解:

$2^3\times 5^4\times {\mathrm{12799}}^1$

素因数の和:12825

約数の個数: 40

約数和(自身を含む): 149952000

約数和(自身を除く): 85957000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 12799, 25598, 51196, 63995, 102392, 127990, 255980, 319975, 511960, 639950, 1279900, 1599875, 2559800, 3199750, 6399500, 7999375, 12799000, 15998750, 31997500, 63995000]

約数ペア:

[(1, 63995000), (2, 31997500), (4, 15998750), (5, 12799000), (8, 7999375), (10, 6399500), (20, 3199750), (25, 2559800), (40, 1599875), (50, 1279900), (100, 639950), (125, 511960), (200, 319975), (250, 255980), (500, 127990), (625, 102392), (1000, 63995), (1250, 51196), (2500, 25598), (5000, 12799)]