159656540

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{4783}}^1$

素因数の和:6461

約数の個数: 24

約数和(自身を含む): 335549760

約数和(自身を除く): 175893220

約数列:

[1, 2, 4, 5, 10, 20, 1669, 3338, 4783, 6676, 8345, 9566, 16690, 19132, 23915, 33380, 47830, 95660, 7982827, 15965654, 31931308, 39914135, 79828270, 159656540]

約数ペア:

[(1, 159656540), (2, 79828270), (4, 39914135), (5, 31931308), (10, 15965654), (20, 7982827), (1669, 95660), (3338, 47830), (4783, 33380), (6676, 23915), (8345, 19132), (9566, 16690)]