125369080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{72889}}^1$

素因数の和:72943

約数の個数: 32

約数和(自身を含む): 288644400

約数和(自身を除く): 163275320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 72889, 145778, 291556, 364445, 583112, 728890, 1457780, 2915560, 3134227, 6268454, 12536908, 15671135, 25073816, 31342270, 62684540, 125369080]

約数ペア:

[(1, 125369080), (2, 62684540), (4, 31342270), (5, 25073816), (8, 15671135), (10, 12536908), (20, 6268454), (40, 3134227), (43, 2915560), (86, 1457780), (172, 728890), (215, 583112), (344, 364445), (430, 291556), (860, 145778), (1720, 72889)]