538121480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1034849}}^1$

素因数の和:1034873

約数の個数: 32

約数和(自身を含む): 1303911000

約数和(自身を除く): 765789520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1034849, 2069698, 4139396, 5174245, 8278792, 10348490, 13453037, 20696980, 26906074, 41393960, 53812148, 67265185, 107624296, 134530370, 269060740, 538121480]

約数ペア:

[(1, 538121480), (2, 269060740), (4, 134530370), (5, 107624296), (8, 67265185), (10, 53812148), (13, 41393960), (20, 26906074), (26, 20696980), (40, 13453037), (52, 10348490), (65, 8278792), (104, 5174245), (130, 4139396), (260, 2069698), (520, 1034849)]