55320265

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 90780480

約数和(自身を除く): 35460215

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 1001, 1579, 2695, 3185, 5005, 7007, 7895, 11053, 17369, 20527, 35035, 55265, 77371, 86845, 102635, 121583, 143689, 225797, 386855, 607915, 718445, 851081, 1005823, 1128985, 1580579, 4255405, 5029115, 7902895, 11064053, 55320265]

約数ペア:

[(1, 55320265), (5, 11064053), (7, 7902895), (11, 5029115), (13, 4255405), (35, 1580579), (49, 1128985), (55, 1005823), (65, 851081), (77, 718445), (91, 607915), (143, 386855), (245, 225797), (385, 143689), (455, 121583), (539, 102635), (637, 86845), (715, 77371), (1001, 55265), (1579, 35035), (2695, 20527), (3185, 17369), (5005, 11053), (7007, 7895)]