51898840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26479}}^1$

素因数の和:26504

約数の個数: 48

約数和(自身を含む): 135842400

約数和(自身を除く): 83943560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26479, 52958, 105916, 132395, 185353, 211832, 264790, 370706, 529580, 741412, 926765, 1059160, 1297471, 1482824, 1853530, 2594942, 3707060, 5189884, 6487355, 7414120, 10379768, 12974710, 25949420, 51898840]

約数ペア:

[(1, 51898840), (2, 25949420), (4, 12974710), (5, 10379768), (7, 7414120), (8, 6487355), (10, 5189884), (14, 3707060), (20, 2594942), (28, 1853530), (35, 1482824), (40, 1297471), (49, 1059160), (56, 926765), (70, 741412), (98, 529580), (140, 370706), (196, 264790), (245, 211832), (280, 185353), (392, 132395), (490, 105916), (980, 52958), (1960, 26479)]