80879770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2549}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 154224000

約数和(自身を除く): 73344230

約数列:

[1, 2, 5, 10, 19, 38, 95, 167, 190, 334, 835, 1670, 2549, 3173, 5098, 6346, 12745, 15865, 25490, 31730, 48431, 96862, 242155, 425683, 484310, 851366, 2128415, 4256830, 8087977, 16175954, 40439885, 80879770]

約数ペア:

[(1, 80879770), (2, 40439885), (5, 16175954), (10, 8087977), (19, 4256830), (38, 2128415), (95, 851366), (167, 484310), (190, 425683), (334, 242155), (835, 96862), (1670, 48431), (2549, 31730), (3173, 25490), (5098, 15865), (6346, 12745)]