85187860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1699}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 188496000

約数和(自身を除く): 103308140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 436, 460, 545, 1090, 1699, 2180, 2507, 3398, 5014, 6796, 8495, 10028, 12535, 16990, 25070, 33980, 39077, 50140, 78154, 156308, 185191, 195385, 370382, 390770, 740764, 781540, 925955, 1851910, 3703820, 4259393, 8518786, 17037572, 21296965, 42593930, 85187860]

約数ペア:

[(1, 85187860), (2, 42593930), (4, 21296965), (5, 17037572), (10, 8518786), (20, 4259393), (23, 3703820), (46, 1851910), (92, 925955), (109, 781540), (115, 740764), (218, 390770), (230, 370382), (436, 195385), (460, 185191), (545, 156308), (1090, 78154), (1699, 50140), (2180, 39077), (2507, 33980), (3398, 25070), (5014, 16990), (6796, 12535), (8495, 10028)]