153756040

素因数分解:

$2^3\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{2389}}^1$

素因数の和:4009

約数の個数: 32

約数和(自身を含む): 346311000

約数和(自身を除く): 192554960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1609, 2389, 3218, 4778, 6436, 8045, 9556, 11945, 12872, 16090, 19112, 23890, 32180, 47780, 64360, 95560, 3843901, 7687802, 15375604, 19219505, 30751208, 38439010, 76878020, 153756040]

約数ペア:

[(1, 153756040), (2, 76878020), (4, 38439010), (5, 30751208), (8, 19219505), (10, 15375604), (20, 7687802), (40, 3843901), (1609, 95560), (2389, 64360), (3218, 47780), (4778, 32180), (6436, 23890), (8045, 19112), (9556, 16090), (11945, 12872)]