85294760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52009}}^1$

素因数の和:52061

約数の個数: 32

約数和(自身を含む): 196597800

約数和(自身を除く): 111303040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 52009, 104018, 208036, 260045, 416072, 520090, 1040180, 2080360, 2132369, 4264738, 8529476, 10661845, 17058952, 21323690, 42647380, 85294760]

約数ペア:

[(1, 85294760), (2, 42647380), (4, 21323690), (5, 17058952), (8, 10661845), (10, 8529476), (20, 4264738), (40, 2132369), (41, 2080360), (82, 1040180), (164, 520090), (205, 416072), (328, 260045), (410, 208036), (820, 104018), (1640, 52009)]