72655520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{64871}}^1$

素因数の和:64893

約数の個数: 48

約数和(自身を含む): 196172928

約数和(自身を除く): 123517408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 64871, 129742, 259484, 324355, 454097, 518968, 648710, 908194, 1037936, 1297420, 1816388, 2075872, 2270485, 2594840, 3632776, 4540970, 5189680, 7265552, 9081940, 10379360, 14531104, 18163880, 36327760, 72655520]

約数ペア:

[(1, 72655520), (2, 36327760), (4, 18163880), (5, 14531104), (7, 10379360), (8, 9081940), (10, 7265552), (14, 5189680), (16, 4540970), (20, 3632776), (28, 2594840), (32, 2270485), (35, 2075872), (40, 1816388), (56, 1297420), (70, 1037936), (80, 908194), (112, 648710), (140, 518968), (160, 454097), (224, 324355), (280, 259484), (560, 129742), (1120, 64871)]