77085680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137653}}^1$

素因数の和:137673

約数の個数: 40

約数和(自身を含む): 204829152

約数和(自身を除く): 127743472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 137653, 275306, 550612, 688265, 963571, 1101224, 1376530, 1927142, 2202448, 2753060, 3854284, 4817855, 5506120, 7708568, 9635710, 11012240, 15417136, 19271420, 38542840, 77085680]

約数ペア:

[(1, 77085680), (2, 38542840), (4, 19271420), (5, 15417136), (7, 11012240), (8, 9635710), (10, 7708568), (14, 5506120), (16, 4817855), (20, 3854284), (28, 2753060), (35, 2202448), (40, 1927142), (56, 1376530), (70, 1101224), (80, 963571), (112, 688265), (140, 550612), (280, 275306), (560, 137653)]