160996780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{49999}}^1$

素因数の和:50038

約数の個数: 48

約数和(自身を含む): 403200000

約数和(自身を除く): 242203220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 49999, 99998, 199996, 249995, 349993, 499990, 699986, 999980, 1149977, 1399972, 1749965, 2299954, 3499930, 4599908, 5749885, 6999860, 8049839, 11499770, 16099678, 22999540, 32199356, 40249195, 80498390, 160996780]

約数ペア:

[(1, 160996780), (2, 80498390), (4, 40249195), (5, 32199356), (7, 22999540), (10, 16099678), (14, 11499770), (20, 8049839), (23, 6999860), (28, 5749885), (35, 4599908), (46, 3499930), (70, 2299954), (92, 1749965), (115, 1399972), (140, 1149977), (161, 999980), (230, 699986), (322, 499990), (460, 349993), (644, 249995), (805, 199996), (1610, 99998), (3220, 49999)]