165186880

素因数分解:

$2^6\times 5^1\times {\mathrm{516209}}^1$

素因数の和:516226

約数の個数: 28

約数和(自身を含む): 393352020

約数和(自身を除く): 228165140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 516209, 1032418, 2064836, 2581045, 4129672, 5162090, 8259344, 10324180, 16518688, 20648360, 33037376, 41296720, 82593440, 165186880]

約数ペア:

[(1, 165186880), (2, 82593440), (4, 41296720), (5, 33037376), (8, 20648360), (10, 16518688), (16, 10324180), (20, 8259344), (32, 5162090), (40, 4129672), (64, 2581045), (80, 2064836), (160, 1032418), (320, 516209)]