86197880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35327}}^1$

素因数の和:35399

約数の個数: 32

約数和(自身を含む): 197130240

約数和(自身を除く): 110932360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 35327, 70654, 141308, 176635, 282616, 353270, 706540, 1413080, 2154947, 4309894, 8619788, 10774735, 17239576, 21549470, 43098940, 86197880]

約数ペア:

[(1, 86197880), (2, 43098940), (4, 21549470), (5, 17239576), (8, 10774735), (10, 8619788), (20, 4309894), (40, 2154947), (61, 1413080), (122, 706540), (244, 353270), (305, 282616), (488, 176635), (610, 141308), (1220, 70654), (2440, 35327)]