84642560

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 205299360

約数和(自身を除く): 120656800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 640, 712, 743, 890, 1280, 1424, 1486, 1780, 2848, 2972, 3560, 3715, 5696, 5944, 7120, 7430, 11392, 11888, 14240, 14860, 22784, 23776, 28480, 29720, 47552, 56960, 59440, 66127, 95104, 113920, 118880, 132254, 190208, 237760, 264508, 330635, 475520, 529016, 661270, 951040, 1058032, 1322540, 2116064, 2645080, 4232128, 5290160, 8464256, 10580320, 16928512, 21160640, 42321280, 84642560]

約数ペア:

[(1, 84642560), (2, 42321280), (4, 21160640), (5, 16928512), (8, 10580320), (10, 8464256), (16, 5290160), (20, 4232128), (32, 2645080), (40, 2116064), (64, 1322540), (80, 1058032), (89, 951040), (128, 661270), (160, 529016), (178, 475520), (256, 330635), (320, 264508), (356, 237760), (445, 190208), (640, 132254), (712, 118880), (743, 113920), (890, 95104), (1280, 66127), (1424, 59440), (1486, 56960), (1780, 47552), (2848, 29720), (2972, 28480), (3560, 23776), (3715, 22784), (5696, 14860), (5944, 14240), (7120, 11888), (7430, 11392)]