203645920

素因数分解:

$2^5\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2749}}^1$

素因数の和:3227

約数の個数: 48

約数和(自身を含む): 482328000

約数和(自身を除く): 278682080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 463, 926, 1852, 2315, 2749, 3704, 4630, 5498, 7408, 9260, 10996, 13745, 14816, 18520, 21992, 27490, 37040, 43984, 54980, 74080, 87968, 109960, 219920, 439840, 1272787, 2545574, 5091148, 6363935, 10182296, 12727870, 20364592, 25455740, 40729184, 50911480, 101822960, 203645920]

約数ペア:

[(1, 203645920), (2, 101822960), (4, 50911480), (5, 40729184), (8, 25455740), (10, 20364592), (16, 12727870), (20, 10182296), (32, 6363935), (40, 5091148), (80, 2545574), (160, 1272787), (463, 439840), (926, 219920), (1852, 109960), (2315, 87968), (2749, 74080), (3704, 54980), (4630, 43984), (5498, 37040), (7408, 27490), (9260, 21992), (10996, 18520), (13745, 14816)]