84155000

素因数分解:

$2^3\times 5^4\times {\mathrm{16831}}^1$

素因数の和:16857

約数の個数: 40

約数和(自身を含む): 197186880

約数和(自身を除く): 113031880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 16831, 33662, 67324, 84155, 134648, 168310, 336620, 420775, 673240, 841550, 1683100, 2103875, 3366200, 4207750, 8415500, 10519375, 16831000, 21038750, 42077500, 84155000]

約数ペア:

[(1, 84155000), (2, 42077500), (4, 21038750), (5, 16831000), (8, 10519375), (10, 8415500), (20, 4207750), (25, 3366200), (40, 2103875), (50, 1683100), (100, 841550), (125, 673240), (200, 420775), (250, 336620), (500, 168310), (625, 134648), (1000, 84155), (1250, 67324), (2500, 33662), (5000, 16831)]