87669880

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{3209}}^1$

素因数の和:3903

約数の個数: 32

約数和(自身を含む): 197607600

約数和(自身を除く): 109937720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3209, 3415, 5464, 6418, 6830, 12836, 13660, 16045, 25672, 27320, 32090, 64180, 128360, 2191747, 4383494, 8766988, 10958735, 17533976, 21917470, 43834940, 87669880]

約数ペア:

[(1, 87669880), (2, 43834940), (4, 21917470), (5, 17533976), (8, 10958735), (10, 8766988), (20, 4383494), (40, 2191747), (683, 128360), (1366, 64180), (2732, 32090), (3209, 27320), (3415, 25672), (5464, 16045), (6418, 13660), (6830, 12836)]