64025360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{16333}}^1$

素因数の和:16360

約数の個数: 60

約数和(自身を含む): 173173068

約数和(自身を除く): 109147708

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 16333, 32666, 65332, 81665, 114331, 130664, 163330, 228662, 261328, 326660, 457324, 571655, 653320, 800317, 914648, 1143310, 1306640, 1600634, 1829296, 2286620, 3201268, 4001585, 4573240, 6402536, 8003170, 9146480, 12805072, 16006340, 32012680, 64025360]

約数ペア:

[(1, 64025360), (2, 32012680), (4, 16006340), (5, 12805072), (7, 9146480), (8, 8003170), (10, 6402536), (14, 4573240), (16, 4001585), (20, 3201268), (28, 2286620), (35, 1829296), (40, 1600634), (49, 1306640), (56, 1143310), (70, 914648), (80, 800317), (98, 653320), (112, 571655), (140, 457324), (196, 326660), (245, 261328), (280, 228662), (392, 163330), (490, 130664), (560, 114331), (784, 81665), (980, 65332), (1960, 32666), (3920, 16333)]