72985400

素因数分解:

$2^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{4999}}^1$

素因数の和:5088

約数の個数: 48

約数和(自身を含む): 172050000

約数和(自身を除く): 99064600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 100, 146, 200, 292, 365, 584, 730, 1460, 1825, 2920, 3650, 4999, 7300, 9998, 14600, 19996, 24995, 39992, 49990, 99980, 124975, 199960, 249950, 364927, 499900, 729854, 999800, 1459708, 1824635, 2919416, 3649270, 7298540, 9123175, 14597080, 18246350, 36492700, 72985400]

約数ペア:

[(1, 72985400), (2, 36492700), (4, 18246350), (5, 14597080), (8, 9123175), (10, 7298540), (20, 3649270), (25, 2919416), (40, 1824635), (50, 1459708), (73, 999800), (100, 729854), (146, 499900), (200, 364927), (292, 249950), (365, 199960), (584, 124975), (730, 99980), (1460, 49990), (1825, 39992), (2920, 24995), (3650, 19996), (4999, 14600), (7300, 9998)]