143844520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{26249}}^1$

素因数の和:26397

約数の個数: 32

約数和(自身を含む): 326025000

約数和(自身を除く): 182180480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 26249, 52498, 104996, 131245, 209992, 262490, 524980, 1049960, 3596113, 7192226, 14384452, 17980565, 28768904, 35961130, 71922260, 143844520]

約数ペア:

[(1, 143844520), (2, 71922260), (4, 35961130), (5, 28768904), (8, 17980565), (10, 14384452), (20, 7192226), (40, 3596113), (137, 1049960), (274, 524980), (548, 262490), (685, 209992), (1096, 131245), (1370, 104996), (2740, 52498), (5480, 26249)]